Home / 4,364.15-6,542.78-2,171.61

Finding the Fourth Proportional to 4,364.15, 6,542.78 and 2,171.61

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Solution

The fourth proportional to 4,364.15, 6,542.78 and 2,171.61 is: 3,255.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,364.15 : 6,542.78 = 2,171.61 : x
  2. Step 2: Convert to fraction form
    4,364.15/6,542.78 = 2,171.61/x
  3. Step 3: Cross multiply
    4,364.15x = 6,542.78 × 2,171.61
  4. Step 4: Simplify right side
    4,364.15x = 14,208,355.62
  5. Step 5: Solve for x
    x = 14,208,355.62/4,364.15
  6. Step 6: Final answer
    x = 3,255.70

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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.