Home / 7,386.56-11,079.77-2,456.57

Finding the Fourth Proportional to 7,386.56, 11,079.77 and 2,456.57

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Solution

The fourth proportional to 7,386.56, 11,079.77 and 2,456.57 is: 3,684.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.56 : 11,079.77 = 2,456.57 : x
  2. Step 2: Convert to fraction form
    7,386.56/11,079.77 = 2,456.57/x
  3. Step 3: Cross multiply
    7,386.56x = 11,079.77 × 2,456.57
  4. Step 4: Simplify right side
    7,386.56x = 27,218,162.91
  5. Step 5: Solve for x
    x = 27,218,162.91/7,386.56
  6. Step 6: Final answer
    x = 3,684.83

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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.