Home / 10,175.24-15,265.05-3,155.11

Finding the Fourth Proportional to 10,175.24, 15,265.05 and 3,155.11

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Solution

The fourth proportional to 10,175.24, 15,265.05 and 3,155.11 is: 4,733.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,175.24 : 15,265.05 = 3,155.11 : x
  2. Step 2: Convert to fraction form
    10,175.24/15,265.05 = 3,155.11/x
  3. Step 3: Cross multiply
    10,175.24x = 15,265.05 × 3,155.11
  4. Step 4: Simplify right side
    10,175.24x = 48,162,936.47
  5. Step 5: Solve for x
    x = 48,162,936.47/10,175.24
  6. Step 6: Final answer
    x = 4,733.35

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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.