Home / 3,971.34-5,957.19-1,505.85

Finding the Fourth Proportional to 3,971.34, 5,957.19 and 1,505.85

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Solution

The fourth proportional to 3,971.34, 5,957.19 and 1,505.85 is: 2,258.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,971.34 : 5,957.19 = 1,505.85 : x
  2. Step 2: Convert to fraction form
    3,971.34/5,957.19 = 1,505.85/x
  3. Step 3: Cross multiply
    3,971.34x = 5,957.19 × 1,505.85
  4. Step 4: Simplify right side
    3,971.34x = 8,970,634.56
  5. Step 5: Solve for x
    x = 8,970,634.56/3,971.34
  6. Step 6: Final answer
    x = 2,258.84

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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.