Home / 3,103.39-4,282.63-2,057.41

Finding the Fourth Proportional to 3,103.39, 4,282.63 and 2,057.41

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Solution

The fourth proportional to 3,103.39, 4,282.63 and 2,057.41 is: 2,839.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103.39 : 4,282.63 = 2,057.41 : x
  2. Step 2: Convert to fraction form
    3,103.39/4,282.63 = 2,057.41/x
  3. Step 3: Cross multiply
    3,103.39x = 4,282.63 × 2,057.41
  4. Step 4: Simplify right side
    3,103.39x = 8,811,125.79
  5. Step 5: Solve for x
    x = 8,811,125.79/3,103.39
  6. Step 6: Final answer
    x = 2,839.19

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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.