Home / 5,631.68-7,770.24-3,273.92

Finding the Fourth Proportional to 5,631.68, 7,770.24 and 3,273.92

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Solution

The fourth proportional to 5,631.68, 7,770.24 and 3,273.92 is: 4,517.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,631.68 : 7,770.24 = 3,273.92 : x
  2. Step 2: Convert to fraction form
    5,631.68/7,770.24 = 3,273.92/x
  3. Step 3: Cross multiply
    5,631.68x = 7,770.24 × 3,273.92
  4. Step 4: Simplify right side
    5,631.68x = 25,439,144.14
  5. Step 5: Solve for x
    x = 25,439,144.14/5,631.68
  6. Step 6: Final answer
    x = 4,517.15

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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.