Home / 2,724.34-3,759.66-1,545.49

Finding the Fourth Proportional to 2,724.34, 3,759.66 and 1,545.49

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Solution

The fourth proportional to 2,724.34, 3,759.66 and 1,545.49 is: 2,132.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724.34 : 3,759.66 = 1,545.49 : x
  2. Step 2: Convert to fraction form
    2,724.34/3,759.66 = 1,545.49/x
  3. Step 3: Cross multiply
    2,724.34x = 3,759.66 × 1,545.49
  4. Step 4: Simplify right side
    2,724.34x = 5,810,516.93
  5. Step 5: Solve for x
    x = 5,810,516.93/2,724.34
  6. Step 6: Final answer
    x = 2,132.82

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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.