Home / 4,028.75-5,559.65-2,260.36

Finding the Fourth Proportional to 4,028.75, 5,559.65 and 2,260.36

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Solution

The fourth proportional to 4,028.75, 5,559.65 and 2,260.36 is: 3,119.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,028.75 : 5,559.65 = 2,260.36 : x
  2. Step 2: Convert to fraction form
    4,028.75/5,559.65 = 2,260.36/x
  3. Step 3: Cross multiply
    4,028.75x = 5,559.65 × 2,260.36
  4. Step 4: Simplify right side
    4,028.75x = 12,566,786.50
  5. Step 5: Solve for x
    x = 12,566,786.50/4,028.75
  6. Step 6: Final answer
    x = 3,119.28

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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.