Home / 8,530.13-12,793.43-2,288.66

Finding the Fourth Proportional to 8,530.13, 12,793.43 and 2,288.66

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Solution

The fourth proportional to 8,530.13, 12,793.43 and 2,288.66 is: 3,432.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,530.13 : 12,793.43 = 2,288.66 : x
  2. Step 2: Convert to fraction form
    8,530.13/12,793.43 = 2,288.66/x
  3. Step 3: Cross multiply
    8,530.13x = 12,793.43 × 2,288.66
  4. Step 4: Simplify right side
    8,530.13x = 29,279,736.09
  5. Step 5: Solve for x
    x = 29,279,736.09/8,530.13
  6. Step 6: Final answer
    x = 3,432.51

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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.