Home / 8,829.45-13,235.94-2,981.97

Finding the Fourth Proportional to 8,829.45, 13,235.94 and 2,981.97

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Solution

The fourth proportional to 8,829.45, 13,235.94 and 2,981.97 is: 4,470.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,829.45 : 13,235.94 = 2,981.97 : x
  2. Step 2: Convert to fraction form
    8,829.45/13,235.94 = 2,981.97/x
  3. Step 3: Cross multiply
    8,829.45x = 13,235.94 × 2,981.97
  4. Step 4: Simplify right side
    8,829.45x = 39,469,176.00
  5. Step 5: Solve for x
    x = 39,469,176.00/8,829.45
  6. Step 6: Final answer
    x = 4,470.17

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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.