Home / 4,654.62-6,422.46-2,974.72

Finding the Fourth Proportional to 4,654.62, 6,422.46 and 2,974.72

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Solution

The fourth proportional to 4,654.62, 6,422.46 and 2,974.72 is: 4,104.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,654.62 : 6,422.46 = 2,974.72 : x
  2. Step 2: Convert to fraction form
    4,654.62/6,422.46 = 2,974.72/x
  3. Step 3: Cross multiply
    4,654.62x = 6,422.46 × 2,974.72
  4. Step 4: Simplify right side
    4,654.62x = 19,105,020.21
  5. Step 5: Solve for x
    x = 19,105,020.21/4,654.62
  6. Step 6: Final answer
    x = 4,104.53

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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.