Home / 8,177.48-12,272.42-5,991.92

Finding the Fourth Proportional to 8,177.48, 12,272.42 and 5,991.92

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Solution

The fourth proportional to 8,177.48, 12,272.42 and 5,991.92 is: 8,992.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177.48 : 12,272.42 = 5,991.92 : x
  2. Step 2: Convert to fraction form
    8,177.48/12,272.42 = 5,991.92/x
  3. Step 3: Cross multiply
    8,177.48x = 12,272.42 × 5,991.92
  4. Step 4: Simplify right side
    8,177.48x = 73,535,312.46
  5. Step 5: Solve for x
    x = 73,535,312.46/8,177.48
  6. Step 6: Final answer
    x = 8,992.42

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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.