Home / 9,307.29-13,958.77-2,731.71

Finding the Fourth Proportional to 9,307.29, 13,958.77 and 2,731.71

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Solution

The fourth proportional to 9,307.29, 13,958.77 and 2,731.71 is: 4,096.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,307.29 : 13,958.77 = 2,731.71 : x
  2. Step 2: Convert to fraction form
    9,307.29/13,958.77 = 2,731.71/x
  3. Step 3: Cross multiply
    9,307.29x = 13,958.77 × 2,731.71
  4. Step 4: Simplify right side
    9,307.29x = 38,131,311.60
  5. Step 5: Solve for x
    x = 38,131,311.60/9,307.29
  6. Step 6: Final answer
    x = 4,096.93

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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.