Home / 7,456.16-11,179.92-3,068.66

Finding the Fourth Proportional to 7,456.16, 11,179.92 and 3,068.66

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Solution

The fourth proportional to 7,456.16, 11,179.92 and 3,068.66 is: 4,601.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,456.16 : 11,179.92 = 3,068.66 : x
  2. Step 2: Convert to fraction form
    7,456.16/11,179.92 = 3,068.66/x
  3. Step 3: Cross multiply
    7,456.16x = 11,179.92 × 3,068.66
  4. Step 4: Simplify right side
    7,456.16x = 34,307,373.31
  5. Step 5: Solve for x
    x = 34,307,373.31/7,456.16
  6. Step 6: Final answer
    x = 4,601.21

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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.