Home / 3,199.15-4,414.18-1,872.59

Finding the Fourth Proportional to 3,199.15, 4,414.18 and 1,872.59

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Solution

The fourth proportional to 3,199.15, 4,414.18 and 1,872.59 is: 2,583.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.15 : 4,414.18 = 1,872.59 : x
  2. Step 2: Convert to fraction form
    3,199.15/4,414.18 = 1,872.59/x
  3. Step 3: Cross multiply
    3,199.15x = 4,414.18 × 1,872.59
  4. Step 4: Simplify right side
    3,199.15x = 8,265,955.68
  5. Step 5: Solve for x
    x = 8,265,955.68/3,199.15
  6. Step 6: Final answer
    x = 2,583.80

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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.