Home / 9,156.97-13,723.30-3,307.96

Finding the Fourth Proportional to 9,156.97, 13,723.30 and 3,307.96

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Solution

The fourth proportional to 9,156.97, 13,723.30 and 3,307.96 is: 4,957.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,156.97 : 13,723.30 = 3,307.96 : x
  2. Step 2: Convert to fraction form
    9,156.97/13,723.30 = 3,307.96/x
  3. Step 3: Cross multiply
    9,156.97x = 13,723.30 × 3,307.96
  4. Step 4: Simplify right side
    9,156.97x = 45,396,127.47
  5. Step 5: Solve for x
    x = 45,396,127.47/9,156.97
  6. Step 6: Final answer
    x = 4,957.55

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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.