Home / 3,049.10-4,207.76-1,651.84

Finding the Fourth Proportional to 3,049.10, 4,207.76 and 1,651.84

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Solution

The fourth proportional to 3,049.10, 4,207.76 and 1,651.84 is: 2,279.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.10 : 4,207.76 = 1,651.84 : x
  2. Step 2: Convert to fraction form
    3,049.10/4,207.76 = 1,651.84/x
  3. Step 3: Cross multiply
    3,049.10x = 4,207.76 × 1,651.84
  4. Step 4: Simplify right side
    3,049.10x = 6,950,546.28
  5. Step 5: Solve for x
    x = 6,950,546.28/3,049.10
  6. Step 6: Final answer
    x = 2,279.54

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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.