Home / 2,343.43-3,233.87-1,281.22

Finding the Fourth Proportional to 2,343.43, 3,233.87 and 1,281.22

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Solution

The fourth proportional to 2,343.43, 3,233.87 and 1,281.22 is: 1,768.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.43 : 3,233.87 = 1,281.22 : x
  2. Step 2: Convert to fraction form
    2,343.43/3,233.87 = 1,281.22/x
  3. Step 3: Cross multiply
    2,343.43x = 3,233.87 × 1,281.22
  4. Step 4: Simplify right side
    2,343.43x = 4,143,296.44
  5. Step 5: Solve for x
    x = 4,143,296.44/2,343.43
  6. Step 6: Final answer
    x = 1,768.05

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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.