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Finding the Fourth Proportional to 8,944.80, 13,411.80 and 4,013.52

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Solution

The fourth proportional to 8,944.80, 13,411.80 and 4,013.52 is: 6,017.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,944.80 : 13,411.80 = 4,013.52 : x
  2. Step 2: Convert to fraction form
    8,944.80/13,411.80 = 4,013.52/x
  3. Step 3: Cross multiply
    8,944.80x = 13,411.80 × 4,013.52
  4. Step 4: Simplify right side
    8,944.80x = 53,828,527.54
  5. Step 5: Solve for x
    x = 53,828,527.54/8,944.80
  6. Step 6: Final answer
    x = 6,017.86

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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.