Home / 2,868.35-3,962.22-2,246.74

Finding the Fourth Proportional to 2,868.35, 3,962.22 and 2,246.74

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Solution

The fourth proportional to 2,868.35, 3,962.22 and 2,246.74 is: 3,103.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868.35 : 3,962.22 = 2,246.74 : x
  2. Step 2: Convert to fraction form
    2,868.35/3,962.22 = 2,246.74/x
  3. Step 3: Cross multiply
    2,868.35x = 3,962.22 × 2,246.74
  4. Step 4: Simplify right side
    2,868.35x = 8,902,059.83
  5. Step 5: Solve for x
    x = 8,902,059.83/2,868.35
  6. Step 6: Final answer
    x = 3,103.55

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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.