Home / 8,379.33-11,562.63-4,793.57

Finding the Fourth Proportional to 8,379.33, 11,562.63 and 4,793.57

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Solution

The fourth proportional to 8,379.33, 11,562.63 and 4,793.57 is: 6,614.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,379.33 : 11,562.63 = 4,793.57 : x
  2. Step 2: Convert to fraction form
    8,379.33/11,562.63 = 4,793.57/x
  3. Step 3: Cross multiply
    8,379.33x = 11,562.63 × 4,793.57
  4. Step 4: Simplify right side
    8,379.33x = 55,426,218.48
  5. Step 5: Solve for x
    x = 55,426,218.48/8,379.33
  6. Step 6: Final answer
    x = 6,614.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.