Home / 6,248.20-9,372.09-1,631.20

Finding the Fourth Proportional to 6,248.20, 9,372.09 and 1,631.20

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Solution

The fourth proportional to 6,248.20, 9,372.09 and 1,631.20 is: 2,446.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248.20 : 9,372.09 = 1,631.20 : x
  2. Step 2: Convert to fraction form
    6,248.20/9,372.09 = 1,631.20/x
  3. Step 3: Cross multiply
    6,248.20x = 9,372.09 × 1,631.20
  4. Step 4: Simplify right side
    6,248.20x = 15,287,706.35
  5. Step 5: Solve for x
    x = 15,287,706.35/6,248.20
  6. Step 6: Final answer
    x = 2,446.74

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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.