Home / 2,299.20-3,446.82-837.42

Finding the Fourth Proportional to 2,299.20, 3,446.82 and 837.42

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Solution

The fourth proportional to 2,299.20, 3,446.82 and 837.42 is: 1,255.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299.20 : 3,446.82 = 837.42 : x
  2. Step 2: Convert to fraction form
    2,299.20/3,446.82 = 837.42/x
  3. Step 3: Cross multiply
    2,299.20x = 3,446.82 × 837.42
  4. Step 4: Simplify right side
    2,299.20x = 2,886,436.00
  5. Step 5: Solve for x
    x = 2,886,436.00/2,299.20
  6. Step 6: Final answer
    x = 1,255.41

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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.