Home / 6,631.88-9,948.42-3,169.13

Finding the Fourth Proportional to 6,631.88, 9,948.42 and 3,169.13

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Solution

The fourth proportional to 6,631.88, 9,948.42 and 3,169.13 is: 4,753.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631.88 : 9,948.42 = 3,169.13 : x
  2. Step 2: Convert to fraction form
    6,631.88/9,948.42 = 3,169.13/x
  3. Step 3: Cross multiply
    6,631.88x = 9,948.42 × 3,169.13
  4. Step 4: Simplify right side
    6,631.88x = 31,527,786.53
  5. Step 5: Solve for x
    x = 31,527,786.53/6,631.88
  6. Step 6: Final answer
    x = 4,753.98

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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.