Home / 5,502.13-7,593.45-3,143.81

Finding the Fourth Proportional to 5,502.13, 7,593.45 and 3,143.81

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Solution

The fourth proportional to 5,502.13, 7,593.45 and 3,143.81 is: 4,338.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,502.13 : 7,593.45 = 3,143.81 : x
  2. Step 2: Convert to fraction form
    5,502.13/7,593.45 = 3,143.81/x
  3. Step 3: Cross multiply
    5,502.13x = 7,593.45 × 3,143.81
  4. Step 4: Simplify right side
    5,502.13x = 23,872,371.24
  5. Step 5: Solve for x
    x = 23,872,371.24/5,502.13
  6. Step 6: Final answer
    x = 4,338.75

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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.