Home / 9,224.19-12,730.48-5,245.90

Finding the Fourth Proportional to 9,224.19, 12,730.48 and 5,245.90

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Solution

The fourth proportional to 9,224.19, 12,730.48 and 5,245.90 is: 7,239.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,224.19 : 12,730.48 = 5,245.90 : x
  2. Step 2: Convert to fraction form
    9,224.19/12,730.48 = 5,245.90/x
  3. Step 3: Cross multiply
    9,224.19x = 12,730.48 × 5,245.90
  4. Step 4: Simplify right side
    9,224.19x = 66,782,780.09
  5. Step 5: Solve for x
    x = 66,782,780.09/9,224.19
  6. Step 6: Final answer
    x = 7,239.96

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.