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Finding the Fourth Proportional to 9,263, 13,896.62 and 2,689.71

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Solution

The fourth proportional to 9,263, 13,896.62 and 2,689.71 is: 4,035.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,263 : 13,896.62 = 2,689.71 : x
  2. Step 2: Convert to fraction form
    9,263/13,896.62 = 2,689.71/x
  3. Step 3: Cross multiply
    9,263x = 13,896.62 × 2,689.71
  4. Step 4: Simplify right side
    9,263x = 37,377,877.78
  5. Step 5: Solve for x
    x = 37,377,877.78/9,263
  6. Step 6: Final answer
    x = 4,035.18

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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.