Home / 8,530.56-12,793.50-2,687.04

Finding the Fourth Proportional to 8,530.56, 12,793.50 and 2,687.04

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Solution

The fourth proportional to 8,530.56, 12,793.50 and 2,687.04 is: 4,029.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,530.56 : 12,793.50 = 2,687.04 : x
  2. Step 2: Convert to fraction form
    8,530.56/12,793.50 = 2,687.04/x
  3. Step 3: Cross multiply
    8,530.56x = 12,793.50 × 2,687.04
  4. Step 4: Simplify right side
    8,530.56x = 34,376,646.24
  5. Step 5: Solve for x
    x = 34,376,646.24/8,530.56
  6. Step 6: Final answer
    x = 4,029.82

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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.