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Finding the Fourth Proportional to 8,373.67, 12,550.95 and 3,372.84

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Solution

The fourth proportional to 8,373.67, 12,550.95 and 3,372.84 is: 5,055.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,373.67 : 12,550.95 = 3,372.84 : x
  2. Step 2: Convert to fraction form
    8,373.67/12,550.95 = 3,372.84/x
  3. Step 3: Cross multiply
    8,373.67x = 12,550.95 × 3,372.84
  4. Step 4: Simplify right side
    8,373.67x = 42,332,344.18
  5. Step 5: Solve for x
    x = 42,332,344.18/8,373.67
  6. Step 6: Final answer
    x = 5,055.41

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1.5x scale

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.