Home / 3,002.23-4,138.11-2,007.14

Finding the Fourth Proportional to 3,002.23, 4,138.11 and 2,007.14

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Solution

The fourth proportional to 3,002.23, 4,138.11 and 2,007.14 is: 2,766.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.23 : 4,138.11 = 2,007.14 : x
  2. Step 2: Convert to fraction form
    3,002.23/4,138.11 = 2,007.14/x
  3. Step 3: Cross multiply
    3,002.23x = 4,138.11 × 2,007.14
  4. Step 4: Simplify right side
    3,002.23x = 8,305,766.11
  5. Step 5: Solve for x
    x = 8,305,766.11/3,002.23
  6. Step 6: Final answer
    x = 2,766.53

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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.