Home / 10,966.76-15,134.26-6,251.48

Finding the Fourth Proportional to 10,966.76, 15,134.26 and 6,251.48

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Solution

The fourth proportional to 10,966.76, 15,134.26 and 6,251.48 is: 8,627.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,966.76 : 15,134.26 = 6,251.48 : x
  2. Step 2: Convert to fraction form
    10,966.76/15,134.26 = 6,251.48/x
  3. Step 3: Cross multiply
    10,966.76x = 15,134.26 × 6,251.48
  4. Step 4: Simplify right side
    10,966.76x = 94,611,523.70
  5. Step 5: Solve for x
    x = 94,611,523.70/10,966.76
  6. Step 6: Final answer
    x = 8,627.12

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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.