Home / 8,723.17-13,084.61-2,149.41

Finding the Fourth Proportional to 8,723.17, 13,084.61 and 2,149.41

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Solution

The fourth proportional to 8,723.17, 13,084.61 and 2,149.41 is: 3,224.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.17 : 13,084.61 = 2,149.41 : x
  2. Step 2: Convert to fraction form
    8,723.17/13,084.61 = 2,149.41/x
  3. Step 3: Cross multiply
    8,723.17x = 13,084.61 × 2,149.41
  4. Step 4: Simplify right side
    8,723.17x = 28,124,191.58
  5. Step 5: Solve for x
    x = 28,124,191.58/8,723.17
  6. Step 6: Final answer
    x = 3,224.08

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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.