Home / 4,028.40-5,559.39-2,260.56

Finding the Fourth Proportional to 4,028.40, 5,559.39 and 2,260.56

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Solution

The fourth proportional to 4,028.40, 5,559.39 and 2,260.56 is: 3,119.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,028.40 : 5,559.39 = 2,260.56 : x
  2. Step 2: Convert to fraction form
    4,028.40/5,559.39 = 2,260.56/x
  3. Step 3: Cross multiply
    4,028.40x = 5,559.39 × 2,260.56
  4. Step 4: Simplify right side
    4,028.40x = 12,567,334.66
  5. Step 5: Solve for x
    x = 12,567,334.66/4,028.40
  6. Step 6: Final answer
    x = 3,119.68

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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.