Home / 8,726.39-12,042.74-5,001.11

Finding the Fourth Proportional to 8,726.39, 12,042.74 and 5,001.11

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Solution

The fourth proportional to 8,726.39, 12,042.74 and 5,001.11 is: 6,901.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,726.39 : 12,042.74 = 5,001.11 : x
  2. Step 2: Convert to fraction form
    8,726.39/12,042.74 = 5,001.11/x
  3. Step 3: Cross multiply
    8,726.39x = 12,042.74 × 5,001.11
  4. Step 4: Simplify right side
    8,726.39x = 60,227,067.44
  5. Step 5: Solve for x
    x = 60,227,067.44/8,726.39
  6. Step 6: Final answer
    x = 6,901.72

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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.