Home / 4,043.09-5,579.38-2,274.70

Finding the Fourth Proportional to 4,043.09, 5,579.38 and 2,274.70

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Solution

The fourth proportional to 4,043.09, 5,579.38 and 2,274.70 is: 3,139.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,043.09 : 5,579.38 = 2,274.70 : x
  2. Step 2: Convert to fraction form
    4,043.09/5,579.38 = 2,274.70/x
  3. Step 3: Cross multiply
    4,043.09x = 5,579.38 × 2,274.70
  4. Step 4: Simplify right side
    4,043.09x = 12,691,415.69
  5. Step 5: Solve for x
    x = 12,691,415.69/4,043.09
  6. Step 6: Final answer
    x = 3,139.04

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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.