Home / 7,741.17-11,613.78-3,359.48

Finding the Fourth Proportional to 7,741.17, 11,613.78 and 3,359.48

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Solution

The fourth proportional to 7,741.17, 11,613.78 and 3,359.48 is: 5,040.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,741.17 : 11,613.78 = 3,359.48 : x
  2. Step 2: Convert to fraction form
    7,741.17/11,613.78 = 3,359.48/x
  3. Step 3: Cross multiply
    7,741.17x = 11,613.78 × 3,359.48
  4. Step 4: Simplify right side
    7,741.17x = 39,016,203.57
  5. Step 5: Solve for x
    x = 39,016,203.57/7,741.17
  6. Step 6: Final answer
    x = 5,040.09

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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.