Home / 2,724.30-3,759.11-1,545.14

Finding the Fourth Proportional to 2,724.30, 3,759.11 and 1,545.14

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Solution

The fourth proportional to 2,724.30, 3,759.11 and 1,545.14 is: 2,132.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724.30 : 3,759.11 = 1,545.14 : x
  2. Step 2: Convert to fraction form
    2,724.30/3,759.11 = 1,545.14/x
  3. Step 3: Cross multiply
    2,724.30x = 3,759.11 × 1,545.14
  4. Step 4: Simplify right side
    2,724.30x = 5,808,358.69
  5. Step 5: Solve for x
    x = 5,808,358.69/2,724.30
  6. Step 6: Final answer
    x = 2,132.06

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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.