Home / 8,861.97-13,295.56-2,622.15

Finding the Fourth Proportional to 8,861.97, 13,295.56 and 2,622.15

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Solution

The fourth proportional to 8,861.97, 13,295.56 and 2,622.15 is: 3,934.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,861.97 : 13,295.56 = 2,622.15 : x
  2. Step 2: Convert to fraction form
    8,861.97/13,295.56 = 2,622.15/x
  3. Step 3: Cross multiply
    8,861.97x = 13,295.56 × 2,622.15
  4. Step 4: Simplify right side
    8,861.97x = 34,862,981.03
  5. Step 5: Solve for x
    x = 34,862,981.03/8,861.97
  6. Step 6: Final answer
    x = 3,934.00

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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.