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Finding the Fourth Proportional to 4,885.44, 7,326.72 and 2,251.68

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Solution

The fourth proportional to 4,885.44, 7,326.72 and 2,251.68 is: 3,376.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885.44 : 7,326.72 = 2,251.68 : x
  2. Step 2: Convert to fraction form
    4,885.44/7,326.72 = 2,251.68/x
  3. Step 3: Cross multiply
    4,885.44x = 7,326.72 × 2,251.68
  4. Step 4: Simplify right side
    4,885.44x = 16,497,428.89
  5. Step 5: Solve for x
    x = 16,497,428.89/4,885.44
  6. Step 6: Final answer
    x = 3,376.86

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1.5x scale

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.