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Finding the Fourth Proportional to 8,842.36, 13,267.04 and 3,647.04

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Solution

The fourth proportional to 8,842.36, 13,267.04 and 3,647.04 is: 5,472.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,842.36 : 13,267.04 = 3,647.04 : x
  2. Step 2: Convert to fraction form
    8,842.36/13,267.04 = 3,647.04/x
  3. Step 3: Cross multiply
    8,842.36x = 13,267.04 × 3,647.04
  4. Step 4: Simplify right side
    8,842.36x = 48,385,425.56
  5. Step 5: Solve for x
    x = 48,385,425.56/8,842.36
  6. Step 6: Final answer
    x = 5,472.00

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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.