Home / 3,983.74-5,975.67-2,231.44

Finding the Fourth Proportional to 3,983.74, 5,975.67 and 2,231.44

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Solution

The fourth proportional to 3,983.74, 5,975.67 and 2,231.44 is: 3,347.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,983.74 : 5,975.67 = 2,231.44 : x
  2. Step 2: Convert to fraction form
    3,983.74/5,975.67 = 2,231.44/x
  3. Step 3: Cross multiply
    3,983.74x = 5,975.67 × 2,231.44
  4. Step 4: Simplify right side
    3,983.74x = 13,334,349.06
  5. Step 5: Solve for x
    x = 13,334,349.06/3,983.74
  6. Step 6: Final answer
    x = 3,347.19

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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.