Home / 8,906.36-13,350.86-3,713.72

Finding the Fourth Proportional to 8,906.36, 13,350.86 and 3,713.72

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Solution

The fourth proportional to 8,906.36, 13,350.86 and 3,713.72 is: 5,566.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,906.36 : 13,350.86 = 3,713.72 : x
  2. Step 2: Convert to fraction form
    8,906.36/13,350.86 = 3,713.72/x
  3. Step 3: Cross multiply
    8,906.36x = 13,350.86 × 3,713.72
  4. Step 4: Simplify right side
    8,906.36x = 49,581,355.80
  5. Step 5: Solve for x
    x = 49,581,355.80/8,906.36
  6. Step 6: Final answer
    x = 5,566.96

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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.