Home / 4,279.55-5,902.38-2,600.92

Finding the Fourth Proportional to 4,279.55, 5,902.38 and 2,600.92

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Solution

The fourth proportional to 4,279.55, 5,902.38 and 2,600.92 is: 3,587.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,279.55 : 5,902.38 = 2,600.92 : x
  2. Step 2: Convert to fraction form
    4,279.55/5,902.38 = 2,600.92/x
  3. Step 3: Cross multiply
    4,279.55x = 5,902.38 × 2,600.92
  4. Step 4: Simplify right side
    4,279.55x = 15,351,618.19
  5. Step 5: Solve for x
    x = 15,351,618.19/4,279.55
  6. Step 6: Final answer
    x = 3,587.20

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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.