Home / 2,451.75-3,381.73-1,567.17

Finding the Fourth Proportional to 2,451.75, 3,381.73 and 1,567.17

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Solution

The fourth proportional to 2,451.75, 3,381.73 and 1,567.17 is: 2,161.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,451.75 : 3,381.73 = 1,567.17 : x
  2. Step 2: Convert to fraction form
    2,451.75/3,381.73 = 1,567.17/x
  3. Step 3: Cross multiply
    2,451.75x = 3,381.73 × 1,567.17
  4. Step 4: Simplify right side
    2,451.75x = 5,299,745.80
  5. Step 5: Solve for x
    x = 5,299,745.80/2,451.75
  6. Step 6: Final answer
    x = 2,161.62

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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.