Home / 7,414.15-11,108.40-3,898.93

Finding the Fourth Proportional to 7,414.15, 11,108.40 and 3,898.93

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Solution

The fourth proportional to 7,414.15, 11,108.40 and 3,898.93 is: 5,841.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.15 : 11,108.40 = 3,898.93 : x
  2. Step 2: Convert to fraction form
    7,414.15/11,108.40 = 3,898.93/x
  3. Step 3: Cross multiply
    7,414.15x = 11,108.40 × 3,898.93
  4. Step 4: Simplify right side
    7,414.15x = 43,310,874.01
  5. Step 5: Solve for x
    x = 43,310,874.01/7,414.15
  6. Step 6: Final answer
    x = 5,841.65

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.