Home / 5,149.01-7,725.86-2,376.53

Finding the Fourth Proportional to 5,149.01, 7,725.86 and 2,376.53

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Solution

The fourth proportional to 5,149.01, 7,725.86 and 2,376.53 is: 3,565.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149.01 : 7,725.86 = 2,376.53 : x
  2. Step 2: Convert to fraction form
    5,149.01/7,725.86 = 2,376.53/x
  3. Step 3: Cross multiply
    5,149.01x = 7,725.86 × 2,376.53
  4. Step 4: Simplify right side
    5,149.01x = 18,360,687.55
  5. Step 5: Solve for x
    x = 18,360,687.55/5,149.01
  6. Step 6: Final answer
    x = 3,565.87

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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.