Home / 3,110.94-4,287.33-2,116.26

Finding the Fourth Proportional to 3,110.94, 4,287.33 and 2,116.26

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Solution

The fourth proportional to 3,110.94, 4,287.33 and 2,116.26 is: 2,916.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.94 : 4,287.33 = 2,116.26 : x
  2. Step 2: Convert to fraction form
    3,110.94/4,287.33 = 2,116.26/x
  3. Step 3: Cross multiply
    3,110.94x = 4,287.33 × 2,116.26
  4. Step 4: Simplify right side
    3,110.94x = 9,073,104.99
  5. Step 5: Solve for x
    x = 9,073,104.99/3,110.94
  6. Step 6: Final answer
    x = 2,916.52

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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.