Home / 9,965.30-14,949.92-2,945.44

Finding the Fourth Proportional to 9,965.30, 14,949.92 and 2,945.44

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Solution

The fourth proportional to 9,965.30, 14,949.92 and 2,945.44 is: 4,418.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,965.30 : 14,949.92 = 2,945.44 : x
  2. Step 2: Convert to fraction form
    9,965.30/14,949.92 = 2,945.44/x
  3. Step 3: Cross multiply
    9,965.30x = 14,949.92 × 2,945.44
  4. Step 4: Simplify right side
    9,965.30x = 44,034,092.36
  5. Step 5: Solve for x
    x = 44,034,092.36/9,965.30
  6. Step 6: Final answer
    x = 4,418.74

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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.