Home / 5,151.19-7,724.04-2,376.43

Finding the Fourth Proportional to 5,151.19, 7,724.04 and 2,376.43

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Solution

The fourth proportional to 5,151.19, 7,724.04 and 2,376.43 is: 3,563.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,151.19 : 7,724.04 = 2,376.43 : x
  2. Step 2: Convert to fraction form
    5,151.19/7,724.04 = 2,376.43/x
  3. Step 3: Cross multiply
    5,151.19x = 7,724.04 × 2,376.43
  4. Step 4: Simplify right side
    5,151.19x = 18,355,640.38
  5. Step 5: Solve for x
    x = 18,355,640.38/5,151.19
  6. Step 6: Final answer
    x = 3,563.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.