Home / 3,810.90-5,717.67-2,723.75

Finding the Fourth Proportional to 3,810.90, 5,717.67 and 2,723.75

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Solution

The fourth proportional to 3,810.90, 5,717.67 and 2,723.75 is: 4,086.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810.90 : 5,717.67 = 2,723.75 : x
  2. Step 2: Convert to fraction form
    3,810.90/5,717.67 = 2,723.75/x
  3. Step 3: Cross multiply
    3,810.90x = 5,717.67 × 2,723.75
  4. Step 4: Simplify right side
    3,810.90x = 15,573,503.66
  5. Step 5: Solve for x
    x = 15,573,503.66/3,810.90
  6. Step 6: Final answer
    x = 4,086.57

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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.