Home / 3,371.60-5,057.72-1,729.55

Finding the Fourth Proportional to 3,371.60, 5,057.72 and 1,729.55

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Solution

The fourth proportional to 3,371.60, 5,057.72 and 1,729.55 is: 2,594.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.60 : 5,057.72 = 1,729.55 : x
  2. Step 2: Convert to fraction form
    3,371.60/5,057.72 = 1,729.55/x
  3. Step 3: Cross multiply
    3,371.60x = 5,057.72 × 1,729.55
  4. Step 4: Simplify right side
    3,371.60x = 8,747,570.98
  5. Step 5: Solve for x
    x = 8,747,570.98/3,371.60
  6. Step 6: Final answer
    x = 2,594.49

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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.