Home / 4,140.20-6,200.72-2,493.11

Finding the Fourth Proportional to 4,140.20, 6,200.72 and 2,493.11

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Solution

The fourth proportional to 4,140.20, 6,200.72 and 2,493.11 is: 3,733.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.20 : 6,200.72 = 2,493.11 : x
  2. Step 2: Convert to fraction form
    4,140.20/6,200.72 = 2,493.11/x
  3. Step 3: Cross multiply
    4,140.20x = 6,200.72 × 2,493.11
  4. Step 4: Simplify right side
    4,140.20x = 15,459,077.04
  5. Step 5: Solve for x
    x = 15,459,077.04/4,140.20
  6. Step 6: Final answer
    x = 3,733.90

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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.