Home / 8,488.56-11,714.85-4,951.02

Finding the Fourth Proportional to 8,488.56, 11,714.85 and 4,951.02

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Solution

The fourth proportional to 8,488.56, 11,714.85 and 4,951.02 is: 6,832.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,488.56 : 11,714.85 = 4,951.02 : x
  2. Step 2: Convert to fraction form
    8,488.56/11,714.85 = 4,951.02/x
  3. Step 3: Cross multiply
    8,488.56x = 11,714.85 × 4,951.02
  4. Step 4: Simplify right side
    8,488.56x = 58,000,456.65
  5. Step 5: Solve for x
    x = 58,000,456.65/8,488.56
  6. Step 6: Final answer
    x = 6,832.78

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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.