Home / 4,043.43-5,579.64-2,274.70

Finding the Fourth Proportional to 4,043.43, 5,579.64 and 2,274.70

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Solution

The fourth proportional to 4,043.43, 5,579.64 and 2,274.70 is: 3,138.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,043.43 : 5,579.64 = 2,274.70 : x
  2. Step 2: Convert to fraction form
    4,043.43/5,579.64 = 2,274.70/x
  3. Step 3: Cross multiply
    4,043.43x = 5,579.64 × 2,274.70
  4. Step 4: Simplify right side
    4,043.43x = 12,691,967.84
  5. Step 5: Solve for x
    x = 12,691,967.84/4,043.43
  6. Step 6: Final answer
    x = 3,138.91

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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.