Home / 5,640.44-8,454.18-2,862.68

Finding the Fourth Proportional to 5,640.44, 8,454.18 and 2,862.68

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Solution

The fourth proportional to 5,640.44, 8,454.18 and 2,862.68 is: 4,290.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,640.44 : 8,454.18 = 2,862.68 : x
  2. Step 2: Convert to fraction form
    5,640.44/8,454.18 = 2,862.68/x
  3. Step 3: Cross multiply
    5,640.44x = 8,454.18 × 2,862.68
  4. Step 4: Simplify right side
    5,640.44x = 24,201,612.00
  5. Step 5: Solve for x
    x = 24,201,612.00/5,640.44
  6. Step 6: Final answer
    x = 4,290.73

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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.