Home / 3,755.87-5,184.91-2,499.02

Finding the Fourth Proportional to 3,755.87, 5,184.91 and 2,499.02

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Solution

The fourth proportional to 3,755.87, 5,184.91 and 2,499.02 is: 3,449.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.87 : 5,184.91 = 2,499.02 : x
  2. Step 2: Convert to fraction form
    3,755.87/5,184.91 = 2,499.02/x
  3. Step 3: Cross multiply
    3,755.87x = 5,184.91 × 2,499.02
  4. Step 4: Simplify right side
    3,755.87x = 12,957,190.43
  5. Step 5: Solve for x
    x = 12,957,190.43/3,755.87
  6. Step 6: Final answer
    x = 3,449.85

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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.