Home / 2,224.24-3,340.11-2,135.92

Finding the Fourth Proportional to 2,224.24, 3,340.11 and 2,135.92

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Solution

The fourth proportional to 2,224.24, 3,340.11 and 2,135.92 is: 3,207.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,224.24 : 3,340.11 = 2,135.92 : x
  2. Step 2: Convert to fraction form
    2,224.24/3,340.11 = 2,135.92/x
  3. Step 3: Cross multiply
    2,224.24x = 3,340.11 × 2,135.92
  4. Step 4: Simplify right side
    2,224.24x = 7,134,207.75
  5. Step 5: Solve for x
    x = 7,134,207.75/2,224.24
  6. Step 6: Final answer
    x = 3,207.48

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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.