Home / 6,422.97-8,863.23-3,770.02

Finding the Fourth Proportional to 6,422.97, 8,863.23 and 3,770.02

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Solution

The fourth proportional to 6,422.97, 8,863.23 and 3,770.02 is: 5,202.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422.97 : 8,863.23 = 3,770.02 : x
  2. Step 2: Convert to fraction form
    6,422.97/8,863.23 = 3,770.02/x
  3. Step 3: Cross multiply
    6,422.97x = 8,863.23 × 3,770.02
  4. Step 4: Simplify right side
    6,422.97x = 33,414,554.36
  5. Step 5: Solve for x
    x = 33,414,554.36/6,422.97
  6. Step 6: Final answer
    x = 5,202.35

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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.