Home / 2,341.20-3,512.27-880.37

Finding the Fourth Proportional to 2,341.20, 3,512.27 and 880.37

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Solution

The fourth proportional to 2,341.20, 3,512.27 and 880.37 is: 1,320.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,341.20 : 3,512.27 = 880.37 : x
  2. Step 2: Convert to fraction form
    2,341.20/3,512.27 = 880.37/x
  3. Step 3: Cross multiply
    2,341.20x = 3,512.27 × 880.37
  4. Step 4: Simplify right side
    2,341.20x = 3,092,079.58
  5. Step 5: Solve for x
    x = 3,092,079.58/2,341.20
  6. Step 6: Final answer
    x = 1,320.72

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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.