Home / 5,692.10-8,538.15-3,723.80

Finding the Fourth Proportional to 5,692.10, 8,538.15 and 3,723.80

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Solution

The fourth proportional to 5,692.10, 8,538.15 and 3,723.80 is: 5,585.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,692.10 : 8,538.15 = 3,723.80 : x
  2. Step 2: Convert to fraction form
    5,692.10/8,538.15 = 3,723.80/x
  3. Step 3: Cross multiply
    5,692.10x = 8,538.15 × 3,723.80
  4. Step 4: Simplify right side
    5,692.10x = 31,794,362.97
  5. Step 5: Solve for x
    x = 31,794,362.97/5,692.10
  6. Step 6: Final answer
    x = 5,585.70

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Similar ratio
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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.