Home / 2,727.75-4,093.10-1,084.31

Finding the Fourth Proportional to 2,727.75, 4,093.10 and 1,084.31

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Solution

The fourth proportional to 2,727.75, 4,093.10 and 1,084.31 is: 1,627.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.75 : 4,093.10 = 1,084.31 : x
  2. Step 2: Convert to fraction form
    2,727.75/4,093.10 = 1,084.31/x
  3. Step 3: Cross multiply
    2,727.75x = 4,093.10 × 1,084.31
  4. Step 4: Simplify right side
    2,727.75x = 4,438,199.19
  5. Step 5: Solve for x
    x = 4,438,199.19/2,727.75
  6. Step 6: Final answer
    x = 1,627.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.