Home / 4,028.03-5,558.78-2,259.68

Finding the Fourth Proportional to 4,028.03, 5,558.78 and 2,259.68

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Solution

The fourth proportional to 4,028.03, 5,558.78 and 2,259.68 is: 3,118.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,028.03 : 5,558.78 = 2,259.68 : x
  2. Step 2: Convert to fraction form
    4,028.03/5,558.78 = 2,259.68/x
  3. Step 3: Cross multiply
    4,028.03x = 5,558.78 × 2,259.68
  4. Step 4: Simplify right side
    4,028.03x = 12,561,063.99
  5. Step 5: Solve for x
    x = 12,561,063.99/4,028.03
  6. Step 6: Final answer
    x = 3,118.41

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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.