Home / 2,524.64-3,789.23-1,292.90

Finding the Fourth Proportional to 2,524.64, 3,789.23 and 1,292.90

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Solution

The fourth proportional to 2,524.64, 3,789.23 and 1,292.90 is: 1,940.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,524.64 : 3,789.23 = 1,292.90 : x
  2. Step 2: Convert to fraction form
    2,524.64/3,789.23 = 1,292.90/x
  3. Step 3: Cross multiply
    2,524.64x = 3,789.23 × 1,292.90
  4. Step 4: Simplify right side
    2,524.64x = 4,899,070.06
  5. Step 5: Solve for x
    x = 4,899,070.06/2,524.64
  6. Step 6: Final answer
    x = 1,940.51

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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.