Home / 3,861.56-5,791.24-1,088.04

Finding the Fourth Proportional to 3,861.56, 5,791.24 and 1,088.04

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Solution

The fourth proportional to 3,861.56, 5,791.24 and 1,088.04 is: 1,631.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861.56 : 5,791.24 = 1,088.04 : x
  2. Step 2: Convert to fraction form
    3,861.56/5,791.24 = 1,088.04/x
  3. Step 3: Cross multiply
    3,861.56x = 5,791.24 × 1,088.04
  4. Step 4: Simplify right side
    3,861.56x = 6,301,100.77
  5. Step 5: Solve for x
    x = 6,301,100.77/3,861.56
  6. Step 6: Final answer
    x = 1,631.75

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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.