Home / 2,343.43-3,231.97-2,113.03

Finding the Fourth Proportional to 2,343.43, 3,231.97 and 2,113.03

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Solution

The fourth proportional to 2,343.43, 3,231.97 and 2,113.03 is: 2,914.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.43 : 3,231.97 = 2,113.03 : x
  2. Step 2: Convert to fraction form
    2,343.43/3,231.97 = 2,113.03/x
  3. Step 3: Cross multiply
    2,343.43x = 3,231.97 × 2,113.03
  4. Step 4: Simplify right side
    2,343.43x = 6,829,249.57
  5. Step 5: Solve for x
    x = 6,829,249.57/2,343.43
  6. Step 6: Final answer
    x = 2,914.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.