Home / 8,908.10-13,364.46-2,667.86

Finding the Fourth Proportional to 8,908.10, 13,364.46 and 2,667.86

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Solution

The fourth proportional to 8,908.10, 13,364.46 and 2,667.86 is: 4,002.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908.10 : 13,364.46 = 2,667.86 : x
  2. Step 2: Convert to fraction form
    8,908.10/13,364.46 = 2,667.86/x
  3. Step 3: Cross multiply
    8,908.10x = 13,364.46 × 2,667.86
  4. Step 4: Simplify right side
    8,908.10x = 35,654,508.26
  5. Step 5: Solve for x
    x = 35,654,508.26/8,908.10
  6. Step 6: Final answer
    x = 4,002.48

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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.