Home / 8,528.91-12,793.82-2,685.97

Finding the Fourth Proportional to 8,528.91, 12,793.82 and 2,685.97

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Solution

The fourth proportional to 8,528.91, 12,793.82 and 2,685.97 is: 4,029.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528.91 : 12,793.82 = 2,685.97 : x
  2. Step 2: Convert to fraction form
    8,528.91/12,793.82 = 2,685.97/x
  3. Step 3: Cross multiply
    8,528.91x = 12,793.82 × 2,685.97
  4. Step 4: Simplify right side
    8,528.91x = 34,363,819.27
  5. Step 5: Solve for x
    x = 34,363,819.27/8,528.91
  6. Step 6: Final answer
    x = 4,029.10

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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.