Home / 6,508.72-9,755.88-4,161.28

Finding the Fourth Proportional to 6,508.72, 9,755.88 and 4,161.28

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Solution

The fourth proportional to 6,508.72, 9,755.88 and 4,161.28 is: 6,237.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,508.72 : 9,755.88 = 4,161.28 : x
  2. Step 2: Convert to fraction form
    6,508.72/9,755.88 = 4,161.28/x
  3. Step 3: Cross multiply
    6,508.72x = 9,755.88 × 4,161.28
  4. Step 4: Simplify right side
    6,508.72x = 40,596,948.33
  5. Step 5: Solve for x
    x = 40,596,948.33/6,508.72
  6. Step 6: Final answer
    x = 6,237.32

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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.