Home / 4,028.72-5,559.56-2,260.38

Finding the Fourth Proportional to 4,028.72, 5,559.56 and 2,260.38

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Solution

The fourth proportional to 4,028.72, 5,559.56 and 2,260.38 is: 3,119.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,028.72 : 5,559.56 = 2,260.38 : x
  2. Step 2: Convert to fraction form
    4,028.72/5,559.56 = 2,260.38/x
  3. Step 3: Cross multiply
    4,028.72x = 5,559.56 × 2,260.38
  4. Step 4: Simplify right side
    4,028.72x = 12,566,718.23
  5. Step 5: Solve for x
    x = 12,566,718.23/4,028.72
  6. Step 6: Final answer
    x = 3,119.28

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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.