Home / 4,426.62-6,638.85-2,974.56

Finding the Fourth Proportional to 4,426.62, 6,638.85 and 2,974.56

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Solution

The fourth proportional to 4,426.62, 6,638.85 and 2,974.56 is: 4,461.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,426.62 : 6,638.85 = 2,974.56 : x
  2. Step 2: Convert to fraction form
    4,426.62/6,638.85 = 2,974.56/x
  3. Step 3: Cross multiply
    4,426.62x = 6,638.85 × 2,974.56
  4. Step 4: Simplify right side
    4,426.62x = 19,747,657.66
  5. Step 5: Solve for x
    x = 19,747,657.66/4,426.62
  6. Step 6: Final answer
    x = 4,461.11

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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.