Home / 7,634.80-11,452.16-2,440.56

Finding the Fourth Proportional to 7,634.80, 11,452.16 and 2,440.56

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Solution

The fourth proportional to 7,634.80, 11,452.16 and 2,440.56 is: 3,660.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,634.80 : 11,452.16 = 2,440.56 : x
  2. Step 2: Convert to fraction form
    7,634.80/11,452.16 = 2,440.56/x
  3. Step 3: Cross multiply
    7,634.80x = 11,452.16 × 2,440.56
  4. Step 4: Simplify right side
    7,634.80x = 27,949,683.61
  5. Step 5: Solve for x
    x = 27,949,683.61/7,634.80
  6. Step 6: Final answer
    x = 3,660.83

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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.