Home / 3,724.65-5,140.28-2,463.50

Finding the Fourth Proportional to 3,724.65, 5,140.28 and 2,463.50

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Solution

The fourth proportional to 3,724.65, 5,140.28 and 2,463.50 is: 3,399.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.65 : 5,140.28 = 2,463.50 : x
  2. Step 2: Convert to fraction form
    3,724.65/5,140.28 = 2,463.50/x
  3. Step 3: Cross multiply
    3,724.65x = 5,140.28 × 2,463.50
  4. Step 4: Simplify right side
    3,724.65x = 12,663,098.79
  5. Step 5: Solve for x
    x = 12,663,098.79/3,724.65
  6. Step 6: Final answer
    x = 3,399.81

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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.