Home / 4,087.19-5,638.61-2,514.38

Finding the Fourth Proportional to 4,087.19, 5,638.61 and 2,514.38

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Solution

The fourth proportional to 4,087.19, 5,638.61 and 2,514.38 is: 3,468.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.19 : 5,638.61 = 2,514.38 : x
  2. Step 2: Convert to fraction form
    4,087.19/5,638.61 = 2,514.38/x
  3. Step 3: Cross multiply
    4,087.19x = 5,638.61 × 2,514.38
  4. Step 4: Simplify right side
    4,087.19x = 14,177,586.30
  5. Step 5: Solve for x
    x = 14,177,586.30/4,087.19
  6. Step 6: Final answer
    x = 3,468.78

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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.