Home / 5,371.12-7,412.24-3,507.04

Finding the Fourth Proportional to 5,371.12, 7,412.24 and 3,507.04

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Solution

The fourth proportional to 5,371.12, 7,412.24 and 3,507.04 is: 4,839.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.12 : 7,412.24 = 3,507.04 : x
  2. Step 2: Convert to fraction form
    5,371.12/7,412.24 = 3,507.04/x
  3. Step 3: Cross multiply
    5,371.12x = 7,412.24 × 3,507.04
  4. Step 4: Simplify right side
    5,371.12x = 25,995,022.17
  5. Step 5: Solve for x
    x = 25,995,022.17/5,371.12
  6. Step 6: Final answer
    x = 4,839.78

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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.