Home / 2,738.20-3,780.93-2,600.60

Finding the Fourth Proportional to 2,738.20, 3,780.93 and 2,600.60

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Solution

The fourth proportional to 2,738.20, 3,780.93 and 2,600.60 is: 3,590.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738.20 : 3,780.93 = 2,600.60 : x
  2. Step 2: Convert to fraction form
    2,738.20/3,780.93 = 2,600.60/x
  3. Step 3: Cross multiply
    2,738.20x = 3,780.93 × 2,600.60
  4. Step 4: Simplify right side
    2,738.20x = 9,832,672.08
  5. Step 5: Solve for x
    x = 9,832,672.08/2,738.20
  6. Step 6: Final answer
    x = 3,590.93

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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.