Home / 3,479.44-5,199.38-3,401.68

Finding the Fourth Proportional to 3,479.44, 5,199.38 and 3,401.68

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Solution

The fourth proportional to 3,479.44, 5,199.38 and 3,401.68 is: 5,083.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.44 : 5,199.38 = 3,401.68 : x
  2. Step 2: Convert to fraction form
    3,479.44/5,199.38 = 3,401.68/x
  3. Step 3: Cross multiply
    3,479.44x = 5,199.38 × 3,401.68
  4. Step 4: Simplify right side
    3,479.44x = 17,686,626.96
  5. Step 5: Solve for x
    x = 17,686,626.96/3,479.44
  6. Step 6: Final answer
    x = 5,083.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.