Home / 3,769.12-5,199.45-2,443.25

Finding the Fourth Proportional to 3,769.12, 5,199.45 and 2,443.25

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Solution

The fourth proportional to 3,769.12, 5,199.45 and 2,443.25 is: 3,370.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.12 : 5,199.45 = 2,443.25 : x
  2. Step 2: Convert to fraction form
    3,769.12/5,199.45 = 2,443.25/x
  3. Step 3: Cross multiply
    3,769.12x = 5,199.45 × 2,443.25
  4. Step 4: Simplify right side
    3,769.12x = 12,703,556.21
  5. Step 5: Solve for x
    x = 12,703,556.21/3,769.12
  6. Step 6: Final answer
    x = 3,370.43

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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.