Home / 8,001.47-12,002.27-5,245.59

Finding the Fourth Proportional to 8,001.47, 12,002.27 and 5,245.59

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Solution

The fourth proportional to 8,001.47, 12,002.27 and 5,245.59 is: 7,868.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,001.47 : 12,002.27 = 5,245.59 : x
  2. Step 2: Convert to fraction form
    8,001.47/12,002.27 = 5,245.59/x
  3. Step 3: Cross multiply
    8,001.47x = 12,002.27 × 5,245.59
  4. Step 4: Simplify right side
    8,001.47x = 62,959,006.27
  5. Step 5: Solve for x
    x = 62,959,006.27/8,001.47
  6. Step 6: Final answer
    x = 7,868.43

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Double scale
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Similar ratio
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1.5x scale

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.