Home / 4,278.26-6,412.93-2,083.97

Finding the Fourth Proportional to 4,278.26, 6,412.93 and 2,083.97

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Solution

The fourth proportional to 4,278.26, 6,412.93 and 2,083.97 is: 3,123.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278.26 : 6,412.93 = 2,083.97 : x
  2. Step 2: Convert to fraction form
    4,278.26/6,412.93 = 2,083.97/x
  3. Step 3: Cross multiply
    4,278.26x = 6,412.93 × 2,083.97
  4. Step 4: Simplify right side
    4,278.26x = 13,364,353.73
  5. Step 5: Solve for x
    x = 13,364,353.73/4,278.26
  6. Step 6: Final answer
    x = 3,123.78

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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.