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Finding the Fourth Proportional to 9,951.71, 14,928.93 and 3,376.13

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Solution

The fourth proportional to 9,951.71, 14,928.93 and 3,376.13 is: 5,064.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,951.71 : 14,928.93 = 3,376.13 : x
  2. Step 2: Convert to fraction form
    9,951.71/14,928.93 = 3,376.13/x
  3. Step 3: Cross multiply
    9,951.71x = 14,928.93 × 3,376.13
  4. Step 4: Simplify right side
    9,951.71x = 50,401,933.80
  5. Step 5: Solve for x
    x = 50,401,933.80/9,951.71
  6. Step 6: Final answer
    x = 5,064.65

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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.