Home / 4,728.92-7,097.18-2,132.08

Finding the Fourth Proportional to 4,728.92, 7,097.18 and 2,132.08

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Solution

The fourth proportional to 4,728.92, 7,097.18 and 2,132.08 is: 3,199.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728.92 : 7,097.18 = 2,132.08 : x
  2. Step 2: Convert to fraction form
    4,728.92/7,097.18 = 2,132.08/x
  3. Step 3: Cross multiply
    4,728.92x = 7,097.18 × 2,132.08
  4. Step 4: Simplify right side
    4,728.92x = 15,131,755.53
  5. Step 5: Solve for x
    x = 15,131,755.53/4,728.92
  6. Step 6: Final answer
    x = 3,199.83

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1.5x scale

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.