Home / 4,043.31-5,579.76-2,274.92

Finding the Fourth Proportional to 4,043.31, 5,579.76 and 2,274.92

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Solution

The fourth proportional to 4,043.31, 5,579.76 and 2,274.92 is: 3,139.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,043.31 : 5,579.76 = 2,274.92 : x
  2. Step 2: Convert to fraction form
    4,043.31/5,579.76 = 2,274.92/x
  3. Step 3: Cross multiply
    4,043.31x = 5,579.76 × 2,274.92
  4. Step 4: Simplify right side
    4,043.31x = 12,693,487.98
  5. Step 5: Solve for x
    x = 12,693,487.98/4,043.31
  6. Step 6: Final answer
    x = 3,139.38

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Half scale
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Double scale
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Similar ratio
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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.