Home / 5,488.33-8,218.25-4,608.81

Finding the Fourth Proportional to 5,488.33, 8,218.25 and 4,608.81

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Solution

The fourth proportional to 5,488.33, 8,218.25 and 4,608.81 is: 6,901.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488.33 : 8,218.25 = 4,608.81 : x
  2. Step 2: Convert to fraction form
    5,488.33/8,218.25 = 4,608.81/x
  3. Step 3: Cross multiply
    5,488.33x = 8,218.25 × 4,608.81
  4. Step 4: Simplify right side
    5,488.33x = 37,876,352.78
  5. Step 5: Solve for x
    x = 37,876,352.78/5,488.33
  6. Step 6: Final answer
    x = 6,901.25

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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.