Home / 4,090.28-5,644.59-2,227.28

Finding the Fourth Proportional to 4,090.28, 5,644.59 and 2,227.28

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Solution

The fourth proportional to 4,090.28, 5,644.59 and 2,227.28 is: 3,073.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.28 : 5,644.59 = 2,227.28 : x
  2. Step 2: Convert to fraction form
    4,090.28/5,644.59 = 2,227.28/x
  3. Step 3: Cross multiply
    4,090.28x = 5,644.59 × 2,227.28
  4. Step 4: Simplify right side
    4,090.28x = 12,572,082.42
  5. Step 5: Solve for x
    x = 12,572,082.42/4,090.28
  6. Step 6: Final answer
    x = 3,073.65

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Half scale
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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.