Home / 6,974.12-10,463.79-4,202.75

Finding the Fourth Proportional to 6,974.12, 10,463.79 and 4,202.75

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Solution

The fourth proportional to 6,974.12, 10,463.79 and 4,202.75 is: 6,305.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,974.12 : 10,463.79 = 4,202.75 : x
  2. Step 2: Convert to fraction form
    6,974.12/10,463.79 = 4,202.75/x
  3. Step 3: Cross multiply
    6,974.12x = 10,463.79 × 4,202.75
  4. Step 4: Simplify right side
    6,974.12x = 43,976,693.42
  5. Step 5: Solve for x
    x = 43,976,693.42/6,974.12
  6. Step 6: Final answer
    x = 6,305.70

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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.