Home / 3,752.53-5,178.22-2,073.90

Finding the Fourth Proportional to 3,752.53, 5,178.22 and 2,073.90

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Solution

The fourth proportional to 3,752.53, 5,178.22 and 2,073.90 is: 2,861.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,752.53 : 5,178.22 = 2,073.90 : x
  2. Step 2: Convert to fraction form
    3,752.53/5,178.22 = 2,073.90/x
  3. Step 3: Cross multiply
    3,752.53x = 5,178.22 × 2,073.90
  4. Step 4: Simplify right side
    3,752.53x = 10,739,110.46
  5. Step 5: Solve for x
    x = 10,739,110.46/3,752.53
  6. Step 6: Final answer
    x = 2,861.83

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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.