Home / 8,350.44-12,525.27-3,418.86

Finding the Fourth Proportional to 8,350.44, 12,525.27 and 3,418.86

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Solution

The fourth proportional to 8,350.44, 12,525.27 and 3,418.86 is: 5,128.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,350.44 : 12,525.27 = 3,418.86 : x
  2. Step 2: Convert to fraction form
    8,350.44/12,525.27 = 3,418.86/x
  3. Step 3: Cross multiply
    8,350.44x = 12,525.27 × 3,418.86
  4. Step 4: Simplify right side
    8,350.44x = 42,822,144.59
  5. Step 5: Solve for x
    x = 42,822,144.59/8,350.44
  6. Step 6: Final answer
    x = 5,128.13

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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.