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Finding the Fourth Proportional to 3,711.53, 5,125.07 and 2,652.59

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Solution

The fourth proportional to 3,711.53, 5,125.07 and 2,652.59 is: 3,662.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.53 : 5,125.07 = 2,652.59 : x
  2. Step 2: Convert to fraction form
    3,711.53/5,125.07 = 2,652.59/x
  3. Step 3: Cross multiply
    3,711.53x = 5,125.07 × 2,652.59
  4. Step 4: Simplify right side
    3,711.53x = 13,594,728.88
  5. Step 5: Solve for x
    x = 13,594,728.88/3,711.53
  6. Step 6: Final answer
    x = 3,662.83

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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.