Home / 7,542.05-11,313.07-4,614.20

Finding the Fourth Proportional to 7,542.05, 11,313.07 and 4,614.20

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Solution

The fourth proportional to 7,542.05, 11,313.07 and 4,614.20 is: 6,921.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,542.05 : 11,313.07 = 4,614.20 : x
  2. Step 2: Convert to fraction form
    7,542.05/11,313.07 = 4,614.20/x
  3. Step 3: Cross multiply
    7,542.05x = 11,313.07 × 4,614.20
  4. Step 4: Simplify right side
    7,542.05x = 52,200,767.59
  5. Step 5: Solve for x
    x = 52,200,767.59/7,542.05
  6. Step 6: Final answer
    x = 6,921.30

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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.