Home / 5,067.12-6,995.16-3,419.76

Finding the Fourth Proportional to 5,067.12, 6,995.16 and 3,419.76

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Solution

The fourth proportional to 5,067.12, 6,995.16 and 3,419.76 is: 4,720.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,067.12 : 6,995.16 = 3,419.76 : x
  2. Step 2: Convert to fraction form
    5,067.12/6,995.16 = 3,419.76/x
  3. Step 3: Cross multiply
    5,067.12x = 6,995.16 × 3,419.76
  4. Step 4: Simplify right side
    5,067.12x = 23,921,768.36
  5. Step 5: Solve for x
    x = 23,921,768.36/5,067.12
  6. Step 6: Final answer
    x = 4,720.98

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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.