Home / 3,758.43-5,181.66-2,763.75

Finding the Fourth Proportional to 3,758.43, 5,181.66 and 2,763.75

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Solution

The fourth proportional to 3,758.43, 5,181.66 and 2,763.75 is: 3,810.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758.43 : 5,181.66 = 2,763.75 : x
  2. Step 2: Convert to fraction form
    3,758.43/5,181.66 = 2,763.75/x
  3. Step 3: Cross multiply
    3,758.43x = 5,181.66 × 2,763.75
  4. Step 4: Simplify right side
    3,758.43x = 14,320,812.83
  5. Step 5: Solve for x
    x = 14,320,812.83/3,758.43
  6. Step 6: Final answer
    x = 3,810.32

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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.