Home / 6,049.87-8,348.37-3,396.78

Finding the Fourth Proportional to 6,049.87, 8,348.37 and 3,396.78

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Solution

The fourth proportional to 6,049.87, 8,348.37 and 3,396.78 is: 4,687.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,049.87 : 8,348.37 = 3,396.78 : x
  2. Step 2: Convert to fraction form
    6,049.87/8,348.37 = 3,396.78/x
  3. Step 3: Cross multiply
    6,049.87x = 8,348.37 × 3,396.78
  4. Step 4: Simplify right side
    6,049.87x = 28,357,534.51
  5. Step 5: Solve for x
    x = 28,357,534.51/6,049.87
  6. Step 6: Final answer
    x = 4,687.29

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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.