Home / 3,974.60-5,959.98-2,331.68

Finding the Fourth Proportional to 3,974.60, 5,959.98 and 2,331.68

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Solution

The fourth proportional to 3,974.60, 5,959.98 and 2,331.68 is: 3,496.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.60 : 5,959.98 = 2,331.68 : x
  2. Step 2: Convert to fraction form
    3,974.60/5,959.98 = 2,331.68/x
  3. Step 3: Cross multiply
    3,974.60x = 5,959.98 × 2,331.68
  4. Step 4: Simplify right side
    3,974.60x = 13,896,766.17
  5. Step 5: Solve for x
    x = 13,896,766.17/3,974.60
  6. Step 6: Final answer
    x = 3,496.39

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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.