Home / 3,189.47-4,401.18-2,010.30

Finding the Fourth Proportional to 3,189.47, 4,401.18 and 2,010.30

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Solution

The fourth proportional to 3,189.47, 4,401.18 and 2,010.30 is: 2,774.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189.47 : 4,401.18 = 2,010.30 : x
  2. Step 2: Convert to fraction form
    3,189.47/4,401.18 = 2,010.30/x
  3. Step 3: Cross multiply
    3,189.47x = 4,401.18 × 2,010.30
  4. Step 4: Simplify right side
    3,189.47x = 8,847,692.15
  5. Step 5: Solve for x
    x = 8,847,692.15/3,189.47
  6. Step 6: Final answer
    x = 2,774.04

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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.