Home / 3,398.09-4,684.03-2,401.79

Finding the Fourth Proportional to 3,398.09, 4,684.03 and 2,401.79

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Solution

The fourth proportional to 3,398.09, 4,684.03 and 2,401.79 is: 3,310.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398.09 : 4,684.03 = 2,401.79 : x
  2. Step 2: Convert to fraction form
    3,398.09/4,684.03 = 2,401.79/x
  3. Step 3: Cross multiply
    3,398.09x = 4,684.03 × 2,401.79
  4. Step 4: Simplify right side
    3,398.09x = 11,250,026.99
  5. Step 5: Solve for x
    x = 11,250,026.99/3,398.09
  6. Step 6: Final answer
    x = 3,310.70

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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.