Home / 10,248.92-15,348.18-6,540.20

Finding the Fourth Proportional to 10,248.92, 15,348.18 and 6,540.20

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Solution

The fourth proportional to 10,248.92, 15,348.18 and 6,540.20 is: 9,794.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,248.92 : 15,348.18 = 6,540.20 : x
  2. Step 2: Convert to fraction form
    10,248.92/15,348.18 = 6,540.20/x
  3. Step 3: Cross multiply
    10,248.92x = 15,348.18 × 6,540.20
  4. Step 4: Simplify right side
    10,248.92x = 100,380,166.84
  5. Step 5: Solve for x
    x = 100,380,166.84/10,248.92
  6. Step 6: Final answer
    x = 9,794.22

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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.