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Finding the Fourth Proportional to 11,125.93, 16,689.45 and 3,334

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Solution

The fourth proportional to 11,125.93, 16,689.45 and 3,334 is: 5,001.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,125.93 : 16,689.45 = 3,334 : x
  2. Step 2: Convert to fraction form
    11,125.93/16,689.45 = 3,334/x
  3. Step 3: Cross multiply
    11,125.93x = 16,689.45 × 3,334
  4. Step 4: Simplify right side
    11,125.93x = 55,642,626.30
  5. Step 5: Solve for x
    x = 55,642,626.30/11,125.93
  6. Step 6: Final answer
    x = 5,001.17

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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.