Home / 6,122.13-8,449.24-3,434.08

Finding the Fourth Proportional to 6,122.13, 8,449.24 and 3,434.08

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Solution

The fourth proportional to 6,122.13, 8,449.24 and 3,434.08 is: 4,739.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122.13 : 8,449.24 = 3,434.08 : x
  2. Step 2: Convert to fraction form
    6,122.13/8,449.24 = 3,434.08/x
  3. Step 3: Cross multiply
    6,122.13x = 8,449.24 × 3,434.08
  4. Step 4: Simplify right side
    6,122.13x = 29,015,406.39
  5. Step 5: Solve for x
    x = 29,015,406.39/6,122.13
  6. Step 6: Final answer
    x = 4,739.43

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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.