Home / 4,042.91-5,579.19-2,274.52

Finding the Fourth Proportional to 4,042.91, 5,579.19 and 2,274.52

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Solution

The fourth proportional to 4,042.91, 5,579.19 and 2,274.52 is: 3,138.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,042.91 : 5,579.19 = 2,274.52 : x
  2. Step 2: Convert to fraction form
    4,042.91/5,579.19 = 2,274.52/x
  3. Step 3: Cross multiply
    4,042.91x = 5,579.19 × 2,274.52
  4. Step 4: Simplify right side
    4,042.91x = 12,689,967.87
  5. Step 5: Solve for x
    x = 12,689,967.87/4,042.91
  6. Step 6: Final answer
    x = 3,138.82

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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.