Home / 3,691.26-5,537.83-1,226.10

Finding the Fourth Proportional to 3,691.26, 5,537.83 and 1,226.10

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Solution

The fourth proportional to 3,691.26, 5,537.83 and 1,226.10 is: 1,839.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,691.26 : 5,537.83 = 1,226.10 : x
  2. Step 2: Convert to fraction form
    3,691.26/5,537.83 = 1,226.10/x
  3. Step 3: Cross multiply
    3,691.26x = 5,537.83 × 1,226.10
  4. Step 4: Simplify right side
    3,691.26x = 6,789,914.13
  5. Step 5: Solve for x
    x = 6,789,914.13/3,691.26
  6. Step 6: Final answer
    x = 1,839.46

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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.