Home / 5,917.47-8,166.17-3,399.56

Finding the Fourth Proportional to 5,917.47, 8,166.17 and 3,399.56

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Solution

The fourth proportional to 5,917.47, 8,166.17 and 3,399.56 is: 4,691.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917.47 : 8,166.17 = 3,399.56 : x
  2. Step 2: Convert to fraction form
    5,917.47/8,166.17 = 3,399.56/x
  3. Step 3: Cross multiply
    5,917.47x = 8,166.17 × 3,399.56
  4. Step 4: Simplify right side
    5,917.47x = 27,761,327.06
  5. Step 5: Solve for x
    x = 27,761,327.06/5,917.47
  6. Step 6: Final answer
    x = 4,691.42

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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.