Home / 4,028.15-5,558.46-2,259.38

Finding the Fourth Proportional to 4,028.15, 5,558.46 and 2,259.38

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Solution

The fourth proportional to 4,028.15, 5,558.46 and 2,259.38 is: 3,117.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,028.15 : 5,558.46 = 2,259.38 : x
  2. Step 2: Convert to fraction form
    4,028.15/5,558.46 = 2,259.38/x
  3. Step 3: Cross multiply
    4,028.15x = 5,558.46 × 2,259.38
  4. Step 4: Simplify right side
    4,028.15x = 12,558,645.56
  5. Step 5: Solve for x
    x = 12,558,645.56/4,028.15
  6. Step 6: Final answer
    x = 3,117.72

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Half scale
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Double 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.