Home / 8,966.16-13,449.24-3,122.82

Finding the Fourth Proportional to 8,966.16, 13,449.24 and 3,122.82

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Solution

The fourth proportional to 8,966.16, 13,449.24 and 3,122.82 is: 4,684.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,966.16 : 13,449.24 = 3,122.82 : x
  2. Step 2: Convert to fraction form
    8,966.16/13,449.24 = 3,122.82/x
  3. Step 3: Cross multiply
    8,966.16x = 13,449.24 × 3,122.82
  4. Step 4: Simplify right side
    8,966.16x = 41,999,555.66
  5. Step 5: Solve for x
    x = 41,999,555.66/8,966.16
  6. Step 6: Final answer
    x = 4,684.23

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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.