Home / 2,186.07-3,277.56-1,015.41

Finding the Fourth Proportional to 2,186.07, 3,277.56 and 1,015.41

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Solution

The fourth proportional to 2,186.07, 3,277.56 and 1,015.41 is: 1,522.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186.07 : 3,277.56 = 1,015.41 : x
  2. Step 2: Convert to fraction form
    2,186.07/3,277.56 = 1,015.41/x
  3. Step 3: Cross multiply
    2,186.07x = 3,277.56 × 1,015.41
  4. Step 4: Simplify right side
    2,186.07x = 3,328,067.20
  5. Step 5: Solve for x
    x = 3,328,067.20/2,186.07
  6. Step 6: Final answer
    x = 1,522.40

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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.