Home / 9,959.62-14,942.00-2,939.35

Finding the Fourth Proportional to 9,959.62, 14,942.00 and 2,939.35

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Solution

The fourth proportional to 9,959.62, 14,942.00 and 2,939.35 is: 4,409.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,959.62 : 14,942.00 = 2,939.35 : x
  2. Step 2: Convert to fraction form
    9,959.62/14,942.00 = 2,939.35/x
  3. Step 3: Cross multiply
    9,959.62x = 14,942.00 × 2,939.35
  4. Step 4: Simplify right side
    9,959.62x = 43,919,753.00
  5. Step 5: Solve for x
    x = 43,919,753.00/9,959.62
  6. Step 6: Final answer
    x = 4,409.78

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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.