Home / 2,252.26-3,109.49-2,112.82

Finding the Fourth Proportional to 2,252.26, 3,109.49 and 2,112.82

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Solution

The fourth proportional to 2,252.26, 3,109.49 and 2,112.82 is: 2,916.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.26 : 3,109.49 = 2,112.82 : x
  2. Step 2: Convert to fraction form
    2,252.26/3,109.49 = 2,112.82/x
  3. Step 3: Cross multiply
    2,252.26x = 3,109.49 × 2,112.82
  4. Step 4: Simplify right side
    2,252.26x = 6,569,792.66
  5. Step 5: Solve for x
    x = 6,569,792.66/2,252.26
  6. Step 6: Final answer
    x = 2,916.98

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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.