Home / 6,343.70-8,755.23-3,692.57

Finding the Fourth Proportional to 6,343.70, 8,755.23 and 3,692.57

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Solution

The fourth proportional to 6,343.70, 8,755.23 and 3,692.57 is: 5,096.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343.70 : 8,755.23 = 3,692.57 : x
  2. Step 2: Convert to fraction form
    6,343.70/8,755.23 = 3,692.57/x
  3. Step 3: Cross multiply
    6,343.70x = 8,755.23 × 3,692.57
  4. Step 4: Simplify right side
    6,343.70x = 32,329,255.86
  5. Step 5: Solve for x
    x = 32,329,255.86/6,343.70
  6. Step 6: Final answer
    x = 5,096.28

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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.