Home / 3,149.91-4,344.44-2,031.03

Finding the Fourth Proportional to 3,149.91, 4,344.44 and 2,031.03

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Solution

The fourth proportional to 3,149.91, 4,344.44 and 2,031.03 is: 2,801.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.91 : 4,344.44 = 2,031.03 : x
  2. Step 2: Convert to fraction form
    3,149.91/4,344.44 = 2,031.03/x
  3. Step 3: Cross multiply
    3,149.91x = 4,344.44 × 2,031.03
  4. Step 4: Simplify right side
    3,149.91x = 8,823,677.82
  5. Step 5: Solve for x
    x = 8,823,677.82/3,149.91
  6. Step 6: Final answer
    x = 2,801.25

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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.