Home / 3,697.56-5,542.74-1,231.11

Finding the Fourth Proportional to 3,697.56, 5,542.74 and 1,231.11

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Solution

The fourth proportional to 3,697.56, 5,542.74 and 1,231.11 is: 1,845.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,697.56 : 5,542.74 = 1,231.11 : x
  2. Step 2: Convert to fraction form
    3,697.56/5,542.74 = 1,231.11/x
  3. Step 3: Cross multiply
    3,697.56x = 5,542.74 × 1,231.11
  4. Step 4: Simplify right side
    3,697.56x = 6,823,722.64
  5. Step 5: Solve for x
    x = 6,823,722.64/3,697.56
  6. Step 6: Final answer
    x = 1,845.47

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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.