Home / 2,110.12-3,165.62-794.27

Finding the Fourth Proportional to 2,110.12, 3,165.62 and 794.27

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Solution

The fourth proportional to 2,110.12, 3,165.62 and 794.27 is: 1,191.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.12 : 3,165.62 = 794.27 : x
  2. Step 2: Convert to fraction form
    2,110.12/3,165.62 = 794.27/x
  3. Step 3: Cross multiply
    2,110.12x = 3,165.62 × 794.27
  4. Step 4: Simplify right side
    2,110.12x = 2,514,360.94
  5. Step 5: Solve for x
    x = 2,514,360.94/2,110.12
  6. Step 6: Final answer
    x = 1,191.57

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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.