Home / 2,696.22-3,720.94-1,517.33

Finding the Fourth Proportional to 2,696.22, 3,720.94 and 1,517.33

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Solution

The fourth proportional to 2,696.22, 3,720.94 and 1,517.33 is: 2,094.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,696.22 : 3,720.94 = 1,517.33 : x
  2. Step 2: Convert to fraction form
    2,696.22/3,720.94 = 1,517.33/x
  3. Step 3: Cross multiply
    2,696.22x = 3,720.94 × 1,517.33
  4. Step 4: Simplify right side
    2,696.22x = 5,645,899.40
  5. Step 5: Solve for x
    x = 5,645,899.40/2,696.22
  6. Step 6: Final answer
    x = 2,094.01

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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.