Home / 3,818.55-5,267.97-2,401.26

Finding the Fourth Proportional to 3,818.55, 5,267.97 and 2,401.26

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Solution

The fourth proportional to 3,818.55, 5,267.97 and 2,401.26 is: 3,312.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818.55 : 5,267.97 = 2,401.26 : x
  2. Step 2: Convert to fraction form
    3,818.55/5,267.97 = 2,401.26/x
  3. Step 3: Cross multiply
    3,818.55x = 5,267.97 × 2,401.26
  4. Step 4: Simplify right side
    3,818.55x = 12,649,765.64
  5. Step 5: Solve for x
    x = 12,649,765.64/3,818.55
  6. Step 6: Final answer
    x = 3,312.71

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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.