Home / 5,164.02-7,127.38-3,067.74

Finding the Fourth Proportional to 5,164.02, 7,127.38 and 3,067.74

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Solution

The fourth proportional to 5,164.02, 7,127.38 and 3,067.74 is: 4,234.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,164.02 : 7,127.38 = 3,067.74 : x
  2. Step 2: Convert to fraction form
    5,164.02/7,127.38 = 3,067.74/x
  3. Step 3: Cross multiply
    5,164.02x = 7,127.38 × 3,067.74
  4. Step 4: Simplify right side
    5,164.02x = 21,864,948.72
  5. Step 5: Solve for x
    x = 21,864,948.72/5,164.02
  6. Step 6: Final answer
    x = 4,234.09

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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.