Home / 3,432.26-4,738.35-2,684.63

Finding the Fourth Proportional to 3,432.26, 4,738.35 and 2,684.63

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Solution

The fourth proportional to 3,432.26, 4,738.35 and 2,684.63 is: 3,706.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.26 : 4,738.35 = 2,684.63 : x
  2. Step 2: Convert to fraction form
    3,432.26/4,738.35 = 2,684.63/x
  3. Step 3: Cross multiply
    3,432.26x = 4,738.35 × 2,684.63
  4. Step 4: Simplify right side
    3,432.26x = 12,720,692.87
  5. Step 5: Solve for x
    x = 12,720,692.87/3,432.26
  6. Step 6: Final answer
    x = 3,706.22

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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.