Home / 7,456.66-11,176.79-3,071.73

Finding the Fourth Proportional to 7,456.66, 11,176.79 and 3,071.73

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Solution

The fourth proportional to 7,456.66, 11,176.79 and 3,071.73 is: 4,604.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,456.66 : 11,176.79 = 3,071.73 : x
  2. Step 2: Convert to fraction form
    7,456.66/11,176.79 = 3,071.73/x
  3. Step 3: Cross multiply
    7,456.66x = 11,176.79 × 3,071.73
  4. Step 4: Simplify right side
    7,456.66x = 34,332,009.90
  5. Step 5: Solve for x
    x = 34,332,009.90/7,456.66
  6. Step 6: Final answer
    x = 4,604.21

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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.