Home / 9,339.72-14,008.32-2,766.60

Finding the Fourth Proportional to 9,339.72, 14,008.32 and 2,766.60

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Solution

The fourth proportional to 9,339.72, 14,008.32 and 2,766.60 is: 4,149.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,339.72 : 14,008.32 = 2,766.60 : x
  2. Step 2: Convert to fraction form
    9,339.72/14,008.32 = 2,766.60/x
  3. Step 3: Cross multiply
    9,339.72x = 14,008.32 × 2,766.60
  4. Step 4: Simplify right side
    9,339.72x = 38,755,418.11
  5. Step 5: Solve for x
    x = 38,755,418.11/9,339.72
  6. Step 6: Final answer
    x = 4,149.53

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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.