Home / 2,110.20-3,162.18-1,879.53

Finding the Fourth Proportional to 2,110.20, 3,162.18 and 1,879.53

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Solution

The fourth proportional to 2,110.20, 3,162.18 and 1,879.53 is: 2,816.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.20 : 3,162.18 = 1,879.53 : x
  2. Step 2: Convert to fraction form
    2,110.20/3,162.18 = 1,879.53/x
  3. Step 3: Cross multiply
    2,110.20x = 3,162.18 × 1,879.53
  4. Step 4: Simplify right side
    2,110.20x = 5,943,412.18
  5. Step 5: Solve for x
    x = 5,943,412.18/2,110.20
  6. Step 6: Final answer
    x = 2,816.52

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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.