Home / 4,028.38-5,559.77-2,457.38

Finding the Fourth Proportional to 4,028.38, 5,559.77 and 2,457.38

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Solution

The fourth proportional to 4,028.38, 5,559.77 and 2,457.38 is: 3,391.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,028.38 : 5,559.77 = 2,457.38 : x
  2. Step 2: Convert to fraction form
    4,028.38/5,559.77 = 2,457.38/x
  3. Step 3: Cross multiply
    4,028.38x = 5,559.77 × 2,457.38
  4. Step 4: Simplify right side
    4,028.38x = 13,662,467.60
  5. Step 5: Solve for x
    x = 13,662,467.60/4,028.38
  6. Step 6: Final answer
    x = 3,391.55

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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.