Home / 8,714.44-12,027.68-5,176.97

Finding the Fourth Proportional to 8,714.44, 12,027.68 and 5,176.97

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Solution

The fourth proportional to 8,714.44, 12,027.68 and 5,176.97 is: 7,145.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,714.44 : 12,027.68 = 5,176.97 : x
  2. Step 2: Convert to fraction form
    8,714.44/12,027.68 = 5,176.97/x
  3. Step 3: Cross multiply
    8,714.44x = 12,027.68 × 5,176.97
  4. Step 4: Simplify right side
    8,714.44x = 62,266,897.61
  5. Step 5: Solve for x
    x = 62,266,897.61/8,714.44
  6. Step 6: Final answer
    x = 7,145.25

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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.