Home / 11,073.46-15,282.45-8,274.10

Finding the Fourth Proportional to 11,073.46, 15,282.45 and 8,274.10

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Solution

The fourth proportional to 11,073.46, 15,282.45 and 8,274.10 is: 11,419.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,073.46 : 15,282.45 = 8,274.10 : x
  2. Step 2: Convert to fraction form
    11,073.46/15,282.45 = 8,274.10/x
  3. Step 3: Cross multiply
    11,073.46x = 15,282.45 × 8,274.10
  4. Step 4: Simplify right side
    11,073.46x = 126,448,519.55
  5. Step 5: Solve for x
    x = 126,448,519.55/11,073.46
  6. Step 6: Final answer
    x = 11,419.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.