Home / 1,517.33-2,093.77-1,119.21

Finding the Fourth Proportional to 1,517.33, 2,093.77 and 1,119.21

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Solution

The fourth proportional to 1,517.33, 2,093.77 and 1,119.21 is: 1,544.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517.33 : 2,093.77 = 1,119.21 : x
  2. Step 2: Convert to fraction form
    1,517.33/2,093.77 = 1,119.21/x
  3. Step 3: Cross multiply
    1,517.33x = 2,093.77 × 1,119.21
  4. Step 4: Simplify right side
    1,517.33x = 2,343,375.32
  5. Step 5: Solve for x
    x = 2,343,375.32/1,517.33
  6. Step 6: Final answer
    x = 1,544.40

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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.