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Finding the Fourth Proportional to 6,759.66, 10,139.36 and 2,019.03

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Solution

The fourth proportional to 6,759.66, 10,139.36 and 2,019.03 is: 3,028.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,759.66 : 10,139.36 = 2,019.03 : x
  2. Step 2: Convert to fraction form
    6,759.66/10,139.36 = 2,019.03/x
  3. Step 3: Cross multiply
    6,759.66x = 10,139.36 × 2,019.03
  4. Step 4: Simplify right side
    6,759.66x = 20,471,691.03
  5. Step 5: Solve for x
    x = 20,471,691.03/6,759.66
  6. Step 6: Final answer
    x = 3,028.51

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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.