Home / 7,449.45-11,160.14-6,224.73

Finding the Fourth Proportional to 7,449.45, 11,160.14 and 6,224.73

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Solution

The fourth proportional to 7,449.45, 11,160.14 and 6,224.73 is: 9,325.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.45 : 11,160.14 = 6,224.73 : x
  2. Step 2: Convert to fraction form
    7,449.45/11,160.14 = 6,224.73/x
  3. Step 3: Cross multiply
    7,449.45x = 11,160.14 × 6,224.73
  4. Step 4: Simplify right side
    7,449.45x = 69,468,827.14
  5. Step 5: Solve for x
    x = 69,468,827.14/7,449.45
  6. Step 6: Final answer
    x = 9,325.36

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Find fourth proportional to 3,724.73, 5,580.07 and 3,112.37
Half scale
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Double scale
Find fourth proportional to 7,450.45, 11,161.63 and 6,225.73
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.