Home / 2,791.08-4,186.62-1,036.44

Finding the Fourth Proportional to 2,791.08, 4,186.62 and 1,036.44

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Solution

The fourth proportional to 2,791.08, 4,186.62 and 1,036.44 is: 1,554.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791.08 : 4,186.62 = 1,036.44 : x
  2. Step 2: Convert to fraction form
    2,791.08/4,186.62 = 1,036.44/x
  3. Step 3: Cross multiply
    2,791.08x = 4,186.62 × 1,036.44
  4. Step 4: Simplify right side
    2,791.08x = 4,339,180.43
  5. Step 5: Solve for x
    x = 4,339,180.43/2,791.08
  6. Step 6: Final answer
    x = 1,554.66

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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.