Home / 2,747.88-3,792.24-1,569.06

Finding the Fourth Proportional to 2,747.88, 3,792.24 and 1,569.06

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Solution

The fourth proportional to 2,747.88, 3,792.24 and 1,569.06 is: 2,165.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747.88 : 3,792.24 = 1,569.06 : x
  2. Step 2: Convert to fraction form
    2,747.88/3,792.24 = 1,569.06/x
  3. Step 3: Cross multiply
    2,747.88x = 3,792.24 × 1,569.06
  4. Step 4: Simplify right side
    2,747.88x = 5,950,252.09
  5. Step 5: Solve for x
    x = 5,950,252.09/2,747.88
  6. Step 6: Final answer
    x = 2,165.40

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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.