Home / 2,469.66-3,408.01-1,350.38

Finding the Fourth Proportional to 2,469.66, 3,408.01 and 1,350.38

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Solution

The fourth proportional to 2,469.66, 3,408.01 and 1,350.38 is: 1,863.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,469.66 : 3,408.01 = 1,350.38 : x
  2. Step 2: Convert to fraction form
    2,469.66/3,408.01 = 1,350.38/x
  3. Step 3: Cross multiply
    2,469.66x = 3,408.01 × 1,350.38
  4. Step 4: Simplify right side
    2,469.66x = 4,602,113.69
  5. Step 5: Solve for x
    x = 4,602,113.69/2,469.66
  6. Step 6: Final answer
    x = 1,863.46

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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.