Home / 7,162.91-10,741.79-2,481.66

Finding the Fourth Proportional to 7,162.91, 10,741.79 and 2,481.66

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Solution

The fourth proportional to 7,162.91, 10,741.79 and 2,481.66 is: 3,721.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,162.91 : 10,741.79 = 2,481.66 : x
  2. Step 2: Convert to fraction form
    7,162.91/10,741.79 = 2,481.66/x
  3. Step 3: Cross multiply
    7,162.91x = 10,741.79 × 2,481.66
  4. Step 4: Simplify right side
    7,162.91x = 26,657,476.78
  5. Step 5: Solve for x
    x = 26,657,476.78/7,162.91
  6. Step 6: Final answer
    x = 3,721.60

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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.