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Finding the Fourth Proportional to 9,375.66, 14,060.70 and 3,530.88

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Solution

The fourth proportional to 9,375.66, 14,060.70 and 3,530.88 is: 5,295.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,375.66 : 14,060.70 = 3,530.88 : x
  2. Step 2: Convert to fraction form
    9,375.66/14,060.70 = 3,530.88/x
  3. Step 3: Cross multiply
    9,375.66x = 14,060.70 × 3,530.88
  4. Step 4: Simplify right side
    9,375.66x = 49,646,644.42
  5. Step 5: Solve for x
    x = 49,646,644.42/9,375.66
  6. Step 6: Final answer
    x = 5,295.27

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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.