Home / 7,268.24-10,902.36-2,074.52

Finding the Fourth Proportional to 7,268.24, 10,902.36 and 2,074.52

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Solution

The fourth proportional to 7,268.24, 10,902.36 and 2,074.52 is: 3,111.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268.24 : 10,902.36 = 2,074.52 : x
  2. Step 2: Convert to fraction form
    7,268.24/10,902.36 = 2,074.52/x
  3. Step 3: Cross multiply
    7,268.24x = 10,902.36 × 2,074.52
  4. Step 4: Simplify right side
    7,268.24x = 22,617,163.87
  5. Step 5: Solve for x
    x = 22,617,163.87/7,268.24
  6. Step 6: Final answer
    x = 3,111.78

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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.