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Finding the Fourth Proportional to 9,950.61, 14,921.46 and 3,377.46

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Solution

The fourth proportional to 9,950.61, 14,921.46 and 3,377.46 is: 5,064.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,950.61 : 14,921.46 = 3,377.46 : x
  2. Step 2: Convert to fraction form
    9,950.61/14,921.46 = 3,377.46/x
  3. Step 3: Cross multiply
    9,950.61x = 14,921.46 × 3,377.46
  4. Step 4: Simplify right side
    9,950.61x = 50,396,634.29
  5. Step 5: Solve for x
    x = 50,396,634.29/9,950.61
  6. Step 6: Final answer
    x = 5,064.68

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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.