Home / 11,002.52-15,184.28-6,286.70

Finding the Fourth Proportional to 11,002.52, 15,184.28 and 6,286.70

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Solution

The fourth proportional to 11,002.52, 15,184.28 and 6,286.70 is: 8,676.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,002.52 : 15,184.28 = 6,286.70 : x
  2. Step 2: Convert to fraction form
    11,002.52/15,184.28 = 6,286.70/x
  3. Step 3: Cross multiply
    11,002.52x = 15,184.28 × 6,286.70
  4. Step 4: Simplify right side
    11,002.52x = 95,459,013.08
  5. Step 5: Solve for x
    x = 95,459,013.08/11,002.52
  6. Step 6: Final answer
    x = 8,676.10

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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.