Home / 3,144.34-4,339.31-1,884.97

Finding the Fourth Proportional to 3,144.34, 4,339.31 and 1,884.97

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Solution

The fourth proportional to 3,144.34, 4,339.31 and 1,884.97 is: 2,601.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144.34 : 4,339.31 = 1,884.97 : x
  2. Step 2: Convert to fraction form
    3,144.34/4,339.31 = 1,884.97/x
  3. Step 3: Cross multiply
    3,144.34x = 4,339.31 × 1,884.97
  4. Step 4: Simplify right side
    3,144.34x = 8,179,459.75
  5. Step 5: Solve for x
    x = 8,179,459.75/3,144.34
  6. Step 6: Final answer
    x = 2,601.33

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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.