Home / 2,724.55-3,759.95-1,545.79

Finding the Fourth Proportional to 2,724.55, 3,759.95 and 1,545.79

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Solution

The fourth proportional to 2,724.55, 3,759.95 and 1,545.79 is: 2,133.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724.55 : 3,759.95 = 1,545.79 : x
  2. Step 2: Convert to fraction form
    2,724.55/3,759.95 = 1,545.79/x
  3. Step 3: Cross multiply
    2,724.55x = 3,759.95 × 1,545.79
  4. Step 4: Simplify right side
    2,724.55x = 5,812,093.11
  5. Step 5: Solve for x
    x = 5,812,093.11/2,724.55
  6. Step 6: Final answer
    x = 2,133.23

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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.