Home / 3,089.73-4,265.77-2,380.24

Finding the Fourth Proportional to 3,089.73, 4,265.77 and 2,380.24

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Solution

The fourth proportional to 3,089.73, 4,265.77 and 2,380.24 is: 3,286.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.73 : 4,265.77 = 2,380.24 : x
  2. Step 2: Convert to fraction form
    3,089.73/4,265.77 = 2,380.24/x
  3. Step 3: Cross multiply
    3,089.73x = 4,265.77 × 2,380.24
  4. Step 4: Simplify right side
    3,089.73x = 10,153,550.43
  5. Step 5: Solve for x
    x = 10,153,550.43/3,089.73
  6. Step 6: Final answer
    x = 3,286.22

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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.