Home / 3,752.53-5,173.68-2,571.55

Finding the Fourth Proportional to 3,752.53, 5,173.68 and 2,571.55

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Solution

The fourth proportional to 3,752.53, 5,173.68 and 2,571.55 is: 3,545.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,752.53 : 5,173.68 = 2,571.55 : x
  2. Step 2: Convert to fraction form
    3,752.53/5,173.68 = 2,571.55/x
  3. Step 3: Cross multiply
    3,752.53x = 5,173.68 × 2,571.55
  4. Step 4: Simplify right side
    3,752.53x = 13,304,376.80
  5. Step 5: Solve for x
    x = 13,304,376.80/3,752.53
  6. Step 6: Final answer
    x = 3,545.44

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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.