Home / 1,502.43-2,073.26-839.27

Finding the Fourth Proportional to 1,502.43, 2,073.26 and 839.27

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Solution

The fourth proportional to 1,502.43, 2,073.26 and 839.27 is: 1,158.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502.43 : 2,073.26 = 839.27 : x
  2. Step 2: Convert to fraction form
    1,502.43/2,073.26 = 839.27/x
  3. Step 3: Cross multiply
    1,502.43x = 2,073.26 × 839.27
  4. Step 4: Simplify right side
    1,502.43x = 1,740,010.36
  5. Step 5: Solve for x
    x = 1,740,010.36/1,502.43
  6. Step 6: Final answer
    x = 1,158.13

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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.