Home / 6,022.42-9,031.39-2,125.78

Finding the Fourth Proportional to 6,022.42, 9,031.39 and 2,125.78

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Solution

The fourth proportional to 6,022.42, 9,031.39 and 2,125.78 is: 3,187.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,022.42 : 9,031.39 = 2,125.78 : x
  2. Step 2: Convert to fraction form
    6,022.42/9,031.39 = 2,125.78/x
  3. Step 3: Cross multiply
    6,022.42x = 9,031.39 × 2,125.78
  4. Step 4: Simplify right side
    6,022.42x = 19,198,748.23
  5. Step 5: Solve for x
    x = 19,198,748.23/6,022.42
  6. Step 6: Final answer
    x = 3,187.88

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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.