Home / 9,686.75-14,530.13-2,761.25

Finding the Fourth Proportional to 9,686.75, 14,530.13 and 2,761.25

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Solution

The fourth proportional to 9,686.75, 14,530.13 and 2,761.25 is: 4,141.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,686.75 : 14,530.13 = 2,761.25 : x
  2. Step 2: Convert to fraction form
    9,686.75/14,530.13 = 2,761.25/x
  3. Step 3: Cross multiply
    9,686.75x = 14,530.13 × 2,761.25
  4. Step 4: Simplify right side
    9,686.75x = 40,121,307.66
  5. Step 5: Solve for x
    x = 40,121,307.66/9,686.75
  6. Step 6: Final answer
    x = 4,141.88

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Similar ratio
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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.