Home / 5,687.52-7,849.35-3,170.04

Finding the Fourth Proportional to 5,687.52, 7,849.35 and 3,170.04

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Solution

The fourth proportional to 5,687.52, 7,849.35 and 3,170.04 is: 4,374.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,687.52 : 7,849.35 = 3,170.04 : x
  2. Step 2: Convert to fraction form
    5,687.52/7,849.35 = 3,170.04/x
  3. Step 3: Cross multiply
    5,687.52x = 7,849.35 × 3,170.04
  4. Step 4: Simplify right side
    5,687.52x = 24,882,753.47
  5. Step 5: Solve for x
    x = 24,882,753.47/5,687.52
  6. Step 6: Final answer
    x = 4,374.97

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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.