Home / 7,456.66-11,177.70-3,077.26

Finding the Fourth Proportional to 7,456.66, 11,177.70 and 3,077.26

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Solution

The fourth proportional to 7,456.66, 11,177.70 and 3,077.26 is: 4,612.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,456.66 : 11,177.70 = 3,077.26 : x
  2. Step 2: Convert to fraction form
    7,456.66/11,177.70 = 3,077.26/x
  3. Step 3: Cross multiply
    7,456.66x = 11,177.70 × 3,077.26
  4. Step 4: Simplify right side
    7,456.66x = 34,396,689.10
  5. Step 5: Solve for x
    x = 34,396,689.10/7,456.66
  6. Step 6: Final answer
    x = 4,612.88

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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.