Home / 2,748.26-3,792.39-1,569.09

Finding the Fourth Proportional to 2,748.26, 3,792.39 and 1,569.09

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Solution

The fourth proportional to 2,748.26, 3,792.39 and 1,569.09 is: 2,165.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,748.26 : 3,792.39 = 1,569.09 : x
  2. Step 2: Convert to fraction form
    2,748.26/3,792.39 = 1,569.09/x
  3. Step 3: Cross multiply
    2,748.26x = 3,792.39 × 1,569.09
  4. Step 4: Simplify right side
    2,748.26x = 5,950,601.23
  5. Step 5: Solve for x
    x = 5,950,601.23/2,748.26
  6. Step 6: Final answer
    x = 2,165.23

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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.