Home / 8,825.06-13,239.57-2,981.52

Finding the Fourth Proportional to 8,825.06, 13,239.57 and 2,981.52

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Solution

The fourth proportional to 8,825.06, 13,239.57 and 2,981.52 is: 4,472.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,825.06 : 13,239.57 = 2,981.52 : x
  2. Step 2: Convert to fraction form
    8,825.06/13,239.57 = 2,981.52/x
  3. Step 3: Cross multiply
    8,825.06x = 13,239.57 × 2,981.52
  4. Step 4: Simplify right side
    8,825.06x = 39,474,042.75
  5. Step 5: Solve for x
    x = 39,474,042.75/8,825.06
  6. Step 6: Final answer
    x = 4,472.95

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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.