Home / 5,902.39-8,149.22-3,667.60

Finding the Fourth Proportional to 5,902.39, 8,149.22 and 3,667.60

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Solution

The fourth proportional to 5,902.39, 8,149.22 and 3,667.60 is: 5,063.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,902.39 : 8,149.22 = 3,667.60 : x
  2. Step 2: Convert to fraction form
    5,902.39/8,149.22 = 3,667.60/x
  3. Step 3: Cross multiply
    5,902.39x = 8,149.22 × 3,667.60
  4. Step 4: Simplify right side
    5,902.39x = 29,888,079.27
  5. Step 5: Solve for x
    x = 29,888,079.27/5,902.39
  6. Step 6: Final answer
    x = 5,063.72

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1.5x scale

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.