Home / 3,401.08-5,129.90-2,995.27

Finding the Fourth Proportional to 3,401.08, 5,129.90 and 2,995.27

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Solution

The fourth proportional to 3,401.08, 5,129.90 and 2,995.27 is: 4,517.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401.08 : 5,129.90 = 2,995.27 : x
  2. Step 2: Convert to fraction form
    3,401.08/5,129.90 = 2,995.27/x
  3. Step 3: Cross multiply
    3,401.08x = 5,129.90 × 2,995.27
  4. Step 4: Simplify right side
    3,401.08x = 15,365,435.57
  5. Step 5: Solve for x
    x = 15,365,435.57/3,401.08
  6. Step 6: Final answer
    x = 4,517.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.