Home / 10,536.28-15,799.05-3,513.78

Finding the Fourth Proportional to 10,536.28, 15,799.05 and 3,513.78

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Solution

The fourth proportional to 10,536.28, 15,799.05 and 3,513.78 is: 5,268.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,536.28 : 15,799.05 = 3,513.78 : x
  2. Step 2: Convert to fraction form
    10,536.28/15,799.05 = 3,513.78/x
  3. Step 3: Cross multiply
    10,536.28x = 15,799.05 × 3,513.78
  4. Step 4: Simplify right side
    10,536.28x = 55,514,385.91
  5. Step 5: Solve for x
    x = 55,514,385.91/10,536.28
  6. Step 6: Final answer
    x = 5,268.88

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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.