Home / 8,001.13-12,006.01-3,897.13

Finding the Fourth Proportional to 8,001.13, 12,006.01 and 3,897.13

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Solution

The fourth proportional to 8,001.13, 12,006.01 and 3,897.13 is: 5,847.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,001.13 : 12,006.01 = 3,897.13 : x
  2. Step 2: Convert to fraction form
    8,001.13/12,006.01 = 3,897.13/x
  3. Step 3: Cross multiply
    8,001.13x = 12,006.01 × 3,897.13
  4. Step 4: Simplify right side
    8,001.13x = 46,788,962.27
  5. Step 5: Solve for x
    x = 46,788,962.27/8,001.13
  6. Step 6: Final answer
    x = 5,847.79

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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.