Home / 5,028.60-7,545.18-2,107.56

Finding the Fourth Proportional to 5,028.60, 7,545.18 and 2,107.56

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Solution

The fourth proportional to 5,028.60, 7,545.18 and 2,107.56 is: 3,162.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.60 : 7,545.18 = 2,107.56 : x
  2. Step 2: Convert to fraction form
    5,028.60/7,545.18 = 2,107.56/x
  3. Step 3: Cross multiply
    5,028.60x = 7,545.18 × 2,107.56
  4. Step 4: Simplify right side
    5,028.60x = 15,901,919.56
  5. Step 5: Solve for x
    x = 15,901,919.56/5,028.60
  6. Step 6: Final answer
    x = 3,162.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.