Home / 2,010.88-3,015.91-1,400.14

Finding the Fourth Proportional to 2,010.88, 3,015.91 and 1,400.14

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Solution

The fourth proportional to 2,010.88, 3,015.91 and 1,400.14 is: 2,099.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.88 : 3,015.91 = 1,400.14 : x
  2. Step 2: Convert to fraction form
    2,010.88/3,015.91 = 1,400.14/x
  3. Step 3: Cross multiply
    2,010.88x = 3,015.91 × 1,400.14
  4. Step 4: Simplify right side
    2,010.88x = 4,222,696.23
  5. Step 5: Solve for x
    x = 4,222,696.23/2,010.88
  6. Step 6: Final answer
    x = 2,099.92

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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.