Home / 2,446.82-3,672.20-1,277.18

Finding the Fourth Proportional to 2,446.82, 3,672.20 and 1,277.18

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Solution

The fourth proportional to 2,446.82, 3,672.20 and 1,277.18 is: 1,916.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,446.82 : 3,672.20 = 1,277.18 : x
  2. Step 2: Convert to fraction form
    2,446.82/3,672.20 = 1,277.18/x
  3. Step 3: Cross multiply
    2,446.82x = 3,672.20 × 1,277.18
  4. Step 4: Simplify right side
    2,446.82x = 4,690,060.40
  5. Step 5: Solve for x
    x = 4,690,060.40/2,446.82
  6. Step 6: Final answer
    x = 1,916.80

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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.