Home / 4,276.80-5,902.20-2,599.02

Finding the Fourth Proportional to 4,276.80, 5,902.20 and 2,599.02

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Solution

The fourth proportional to 4,276.80, 5,902.20 and 2,599.02 is: 3,586.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276.80 : 5,902.20 = 2,599.02 : x
  2. Step 2: Convert to fraction form
    4,276.80/5,902.20 = 2,599.02/x
  3. Step 3: Cross multiply
    4,276.80x = 5,902.20 × 2,599.02
  4. Step 4: Simplify right side
    4,276.80x = 15,339,935.84
  5. Step 5: Solve for x
    x = 15,339,935.84/4,276.80
  6. Step 6: Final answer
    x = 3,586.78

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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.