Home / 5,152.98-7,724.91-2,229.69

Finding the Fourth Proportional to 5,152.98, 7,724.91 and 2,229.69

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Solution

The fourth proportional to 5,152.98, 7,724.91 and 2,229.69 is: 3,342.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152.98 : 7,724.91 = 2,229.69 : x
  2. Step 2: Convert to fraction form
    5,152.98/7,724.91 = 2,229.69/x
  3. Step 3: Cross multiply
    5,152.98x = 7,724.91 × 2,229.69
  4. Step 4: Simplify right side
    5,152.98x = 17,224,154.58
  5. Step 5: Solve for x
    x = 17,224,154.58/5,152.98
  6. Step 6: Final answer
    x = 3,342.56

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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.