Home / 5,840-8,749.68-3,755.12

Finding the Fourth Proportional to 5,840, 8,749.68 and 3,755.12

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Solution

The fourth proportional to 5,840, 8,749.68 and 3,755.12 is: 5,626.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,840 : 8,749.68 = 3,755.12 : x
  2. Step 2: Convert to fraction form
    5,840/8,749.68 = 3,755.12/x
  3. Step 3: Cross multiply
    5,840x = 8,749.68 × 3,755.12
  4. Step 4: Simplify right side
    5,840x = 32,856,098.36
  5. Step 5: Solve for x
    x = 32,856,098.36/5,840
  6. Step 6: Final answer
    x = 5,626.04

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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.