Home / 3,401.06-4,691.86-2,406.88

Finding the Fourth Proportional to 3,401.06, 4,691.86 and 2,406.88

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Solution

The fourth proportional to 3,401.06, 4,691.86 and 2,406.88 is: 3,320.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401.06 : 4,691.86 = 2,406.88 : x
  2. Step 2: Convert to fraction form
    3,401.06/4,691.86 = 2,406.88/x
  3. Step 3: Cross multiply
    3,401.06x = 4,691.86 × 2,406.88
  4. Step 4: Simplify right side
    3,401.06x = 11,292,743.84
  5. Step 5: Solve for x
    x = 11,292,743.84/3,401.06
  6. Step 6: Final answer
    x = 3,320.36

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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.