Home / 4,028.64-5,558.88-2,259.84

Finding the Fourth Proportional to 4,028.64, 5,558.88 and 2,259.84

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Solution

The fourth proportional to 4,028.64, 5,558.88 and 2,259.84 is: 3,118.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,028.64 : 5,558.88 = 2,259.84 : x
  2. Step 2: Convert to fraction form
    4,028.64/5,558.88 = 2,259.84/x
  3. Step 3: Cross multiply
    4,028.64x = 5,558.88 × 2,259.84
  4. Step 4: Simplify right side
    4,028.64x = 12,562,179.38
  5. Step 5: Solve for x
    x = 12,562,179.38/4,028.64
  6. Step 6: Final answer
    x = 3,118.22

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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.