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Finding the Fourth Proportional to 9,073.72, 13,586.82 and 5,943.88

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Solution

The fourth proportional to 9,073.72, 13,586.82 and 5,943.88 is: 8,900.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,073.72 : 13,586.82 = 5,943.88 : x
  2. Step 2: Convert to fraction form
    9,073.72/13,586.82 = 5,943.88/x
  3. Step 3: Cross multiply
    9,073.72x = 13,586.82 × 5,943.88
  4. Step 4: Simplify right side
    9,073.72x = 80,758,427.66
  5. Step 5: Solve for x
    x = 80,758,427.66/9,073.72
  6. Step 6: Final answer
    x = 8,900.26

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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.