Home / 1,753.71-2,419.38-1,124.04

Finding the Fourth Proportional to 1,753.71, 2,419.38 and 1,124.04

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Solution

The fourth proportional to 1,753.71, 2,419.38 and 1,124.04 is: 1,550.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753.71 : 2,419.38 = 1,124.04 : x
  2. Step 2: Convert to fraction form
    1,753.71/2,419.38 = 1,124.04/x
  3. Step 3: Cross multiply
    1,753.71x = 2,419.38 × 1,124.04
  4. Step 4: Simplify right side
    1,753.71x = 2,719,479.90
  5. Step 5: Solve for x
    x = 2,719,479.90/1,753.71
  6. Step 6: Final answer
    x = 1,550.70

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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.