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Finding the Fourth Proportional to 8,804, 12,149.52 and 5,267.72

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Solution

The fourth proportional to 8,804, 12,149.52 and 5,267.72 is: 7,269.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,804 : 12,149.52 = 5,267.72 : x
  2. Step 2: Convert to fraction form
    8,804/12,149.52 = 5,267.72/x
  3. Step 3: Cross multiply
    8,804x = 12,149.52 × 5,267.72
  4. Step 4: Simplify right side
    8,804x = 64,000,269.49
  5. Step 5: Solve for x
    x = 64,000,269.49/8,804
  6. Step 6: Final answer
    x = 7,269.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.