Home / 3,401.53-5,102.30-1,669.75

Finding the Fourth Proportional to 3,401.53, 5,102.30 and 1,669.75

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Solution

The fourth proportional to 3,401.53, 5,102.30 and 1,669.75 is: 2,504.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401.53 : 5,102.30 = 1,669.75 : x
  2. Step 2: Convert to fraction form
    3,401.53/5,102.30 = 1,669.75/x
  3. Step 3: Cross multiply
    3,401.53x = 5,102.30 × 1,669.75
  4. Step 4: Simplify right side
    3,401.53x = 8,519,565.43
  5. Step 5: Solve for x
    x = 8,519,565.43/3,401.53
  6. Step 6: Final answer
    x = 2,504.63

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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.