Home / 5,164.72-7,125.02-3,067.63

Finding the Fourth Proportional to 5,164.72, 7,125.02 and 3,067.63

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Solution

The fourth proportional to 5,164.72, 7,125.02 and 3,067.63 is: 4,231.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,164.72 : 7,125.02 = 3,067.63 : x
  2. Step 2: Convert to fraction form
    5,164.72/7,125.02 = 3,067.63/x
  3. Step 3: Cross multiply
    5,164.72x = 7,125.02 × 3,067.63
  4. Step 4: Simplify right side
    5,164.72x = 21,856,925.10
  5. Step 5: Solve for x
    x = 21,856,925.10/5,164.72
  6. Step 6: Final answer
    x = 4,231.97

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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.