Home / 2,551.69-3,825.07-1,396.63

Finding the Fourth Proportional to 2,551.69, 3,825.07 and 1,396.63

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Solution

The fourth proportional to 2,551.69, 3,825.07 and 1,396.63 is: 2,093.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.69 : 3,825.07 = 1,396.63 : x
  2. Step 2: Convert to fraction form
    2,551.69/3,825.07 = 1,396.63/x
  3. Step 3: Cross multiply
    2,551.69x = 3,825.07 × 1,396.63
  4. Step 4: Simplify right side
    2,551.69x = 5,342,207.51
  5. Step 5: Solve for x
    x = 5,342,207.51/2,551.69
  6. Step 6: Final answer
    x = 2,093.60

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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.