Home / 4,199.31-6,299.97-2,969.12

Finding the Fourth Proportional to 4,199.31, 6,299.97 and 2,969.12

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Solution

The fourth proportional to 4,199.31, 6,299.97 and 2,969.12 is: 4,454.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,199.31 : 6,299.97 = 2,969.12 : x
  2. Step 2: Convert to fraction form
    4,199.31/6,299.97 = 2,969.12/x
  3. Step 3: Cross multiply
    4,199.31x = 6,299.97 × 2,969.12
  4. Step 4: Simplify right side
    4,199.31x = 18,705,366.93
  5. Step 5: Solve for x
    x = 18,705,366.93/4,199.31
  6. Step 6: Final answer
    x = 4,454.39

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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.