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Finding the Fourth Proportional to 8,244.56, 12,368.28 and 3,051.92

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Solution

The fourth proportional to 8,244.56, 12,368.28 and 3,051.92 is: 4,578.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,244.56 : 12,368.28 = 3,051.92 : x
  2. Step 2: Convert to fraction form
    8,244.56/12,368.28 = 3,051.92/x
  3. Step 3: Cross multiply
    8,244.56x = 12,368.28 × 3,051.92
  4. Step 4: Simplify right side
    8,244.56x = 37,747,001.10
  5. Step 5: Solve for x
    x = 37,747,001.10/8,244.56
  6. Step 6: Final answer
    x = 4,578.41

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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.