Home / 2,695.96-3,720.60-1,517.14

Finding the Fourth Proportional to 2,695.96, 3,720.60 and 1,517.14

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Solution

The fourth proportional to 2,695.96, 3,720.60 and 1,517.14 is: 2,093.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695.96 : 3,720.60 = 1,517.14 : x
  2. Step 2: Convert to fraction form
    2,695.96/3,720.60 = 1,517.14/x
  3. Step 3: Cross multiply
    2,695.96x = 3,720.60 × 1,517.14
  4. Step 4: Simplify right side
    2,695.96x = 5,644,671.08
  5. Step 5: Solve for x
    x = 5,644,671.08/2,695.96
  6. Step 6: Final answer
    x = 2,093.75

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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.