Home / 4,023.45-5,540.33-3,134.07

Finding the Fourth Proportional to 4,023.45, 5,540.33 and 3,134.07

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Solution

The fourth proportional to 4,023.45, 5,540.33 and 3,134.07 is: 4,315.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,023.45 : 5,540.33 = 3,134.07 : x
  2. Step 2: Convert to fraction form
    4,023.45/5,540.33 = 3,134.07/x
  3. Step 3: Cross multiply
    4,023.45x = 5,540.33 × 3,134.07
  4. Step 4: Simplify right side
    4,023.45x = 17,363,789.88
  5. Step 5: Solve for x
    x = 17,363,789.88/4,023.45
  6. Step 6: Final answer
    x = 4,315.65

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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.