Home / 9,972.30-14,961.69-3,402.66

Finding the Fourth Proportional to 9,972.30, 14,961.69 and 3,402.66

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Solution

The fourth proportional to 9,972.30, 14,961.69 and 3,402.66 is: 5,105.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,972.30 : 14,961.69 = 3,402.66 : x
  2. Step 2: Convert to fraction form
    9,972.30/14,961.69 = 3,402.66/x
  3. Step 3: Cross multiply
    9,972.30x = 14,961.69 × 3,402.66
  4. Step 4: Simplify right side
    9,972.30x = 50,909,544.10
  5. Step 5: Solve for x
    x = 50,909,544.10/9,972.30
  6. Step 6: Final answer
    x = 5,105.10

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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.