Home / 6,067.78-9,103.56-2,172.22

Finding the Fourth Proportional to 6,067.78, 9,103.56 and 2,172.22

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Solution

The fourth proportional to 6,067.78, 9,103.56 and 2,172.22 is: 3,259.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,067.78 : 9,103.56 = 2,172.22 : x
  2. Step 2: Convert to fraction form
    6,067.78/9,103.56 = 2,172.22/x
  3. Step 3: Cross multiply
    6,067.78x = 9,103.56 × 2,172.22
  4. Step 4: Simplify right side
    6,067.78x = 19,774,935.10
  5. Step 5: Solve for x
    x = 19,774,935.10/6,067.78
  6. Step 6: Final answer
    x = 3,259.01

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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.