Home / 3,723.90-5,138.95-2,022.44

Finding the Fourth Proportional to 3,723.90, 5,138.95 and 2,022.44

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Solution

The fourth proportional to 3,723.90, 5,138.95 and 2,022.44 is: 2,790.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.90 : 5,138.95 = 2,022.44 : x
  2. Step 2: Convert to fraction form
    3,723.90/5,138.95 = 2,022.44/x
  3. Step 3: Cross multiply
    3,723.90x = 5,138.95 × 2,022.44
  4. Step 4: Simplify right side
    3,723.90x = 10,393,191.08
  5. Step 5: Solve for x
    x = 10,393,191.08/3,723.90
  6. Step 6: Final answer
    x = 2,790.95

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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.