Home / 6,221.52-8,589.96-5,045.04

Finding the Fourth Proportional to 6,221.52, 8,589.96 and 5,045.04

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Solution

The fourth proportional to 6,221.52, 8,589.96 and 5,045.04 is: 6,965.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221.52 : 8,589.96 = 5,045.04 : x
  2. Step 2: Convert to fraction form
    6,221.52/8,589.96 = 5,045.04/x
  3. Step 3: Cross multiply
    6,221.52x = 8,589.96 × 5,045.04
  4. Step 4: Simplify right side
    6,221.52x = 43,336,691.80
  5. Step 5: Solve for x
    x = 43,336,691.80/6,221.52
  6. Step 6: Final answer
    x = 6,965.61

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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.