Home / 10,175.20-15,257.52-3,248.80

Finding the Fourth Proportional to 10,175.20, 15,257.52 and 3,248.80

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Solution

The fourth proportional to 10,175.20, 15,257.52 and 3,248.80 is: 4,871.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,175.20 : 15,257.52 = 3,248.80 : x
  2. Step 2: Convert to fraction form
    10,175.20/15,257.52 = 3,248.80/x
  3. Step 3: Cross multiply
    10,175.20x = 15,257.52 × 3,248.80
  4. Step 4: Simplify right side
    10,175.20x = 49,568,630.98
  5. Step 5: Solve for x
    x = 49,568,630.98/10,175.20
  6. Step 6: Final answer
    x = 4,871.51

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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.