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Finding the Fourth Proportional to 9,961.04, 14,943.82 and 3,035

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Solution

The fourth proportional to 9,961.04, 14,943.82 and 3,035 is: 4,553.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,961.04 : 14,943.82 = 3,035 : x
  2. Step 2: Convert to fraction form
    9,961.04/14,943.82 = 3,035/x
  3. Step 3: Cross multiply
    9,961.04x = 14,943.82 × 3,035
  4. Step 4: Simplify right side
    9,961.04x = 45,354,493.70
  5. Step 5: Solve for x
    x = 45,354,493.70/9,961.04
  6. Step 6: Final answer
    x = 4,553.19

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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.