Home / 8,151.17-12,227.51-2,528.88

Finding the Fourth Proportional to 8,151.17, 12,227.51 and 2,528.88

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Solution

The fourth proportional to 8,151.17, 12,227.51 and 2,528.88 is: 3,793.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,151.17 : 12,227.51 = 2,528.88 : x
  2. Step 2: Convert to fraction form
    8,151.17/12,227.51 = 2,528.88/x
  3. Step 3: Cross multiply
    8,151.17x = 12,227.51 × 2,528.88
  4. Step 4: Simplify right side
    8,151.17x = 30,921,936.07
  5. Step 5: Solve for x
    x = 30,921,936.07/8,151.17
  6. Step 6: Final answer
    x = 3,793.56

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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.