Home / 7,539.44-11,309.34-4,441.20

Finding the Fourth Proportional to 7,539.44, 11,309.34 and 4,441.20

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Solution

The fourth proportional to 7,539.44, 11,309.34 and 4,441.20 is: 6,661.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539.44 : 11,309.34 = 4,441.20 : x
  2. Step 2: Convert to fraction form
    7,539.44/11,309.34 = 4,441.20/x
  3. Step 3: Cross multiply
    7,539.44x = 11,309.34 × 4,441.20
  4. Step 4: Simplify right side
    7,539.44x = 50,227,040.81
  5. Step 5: Solve for x
    x = 50,227,040.81/7,539.44
  6. Step 6: Final answer
    x = 6,661.91

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Half scale
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Double scale
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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.