Home / 2,010.13-3,015.20-1,086.11

Finding the Fourth Proportional to 2,010.13, 3,015.20 and 1,086.11

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Solution

The fourth proportional to 2,010.13, 3,015.20 and 1,086.11 is: 1,629.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.13 : 3,015.20 = 1,086.11 : x
  2. Step 2: Convert to fraction form
    2,010.13/3,015.20 = 1,086.11/x
  3. Step 3: Cross multiply
    2,010.13x = 3,015.20 × 1,086.11
  4. Step 4: Simplify right side
    2,010.13x = 3,274,838.87
  5. Step 5: Solve for x
    x = 3,274,838.87/2,010.13
  6. Step 6: Final answer
    x = 1,629.17

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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.