Home / 9,310.47-13,965.82-2,736.79

Finding the Fourth Proportional to 9,310.47, 13,965.82 and 2,736.79

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Solution

The fourth proportional to 9,310.47, 13,965.82 and 2,736.79 is: 4,105.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,310.47 : 13,965.82 = 2,736.79 : x
  2. Step 2: Convert to fraction form
    9,310.47/13,965.82 = 2,736.79/x
  3. Step 3: Cross multiply
    9,310.47x = 13,965.82 × 2,736.79
  4. Step 4: Simplify right side
    9,310.47x = 38,221,474.76
  5. Step 5: Solve for x
    x = 38,221,474.76/9,310.47
  6. Step 6: Final answer
    x = 4,105.21

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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.