Home / 3,825.18-5,278.41-2,333.55

Finding the Fourth Proportional to 3,825.18, 5,278.41 and 2,333.55

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Solution

The fourth proportional to 3,825.18, 5,278.41 and 2,333.55 is: 3,220.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825.18 : 5,278.41 = 2,333.55 : x
  2. Step 2: Convert to fraction form
    3,825.18/5,278.41 = 2,333.55/x
  3. Step 3: Cross multiply
    3,825.18x = 5,278.41 × 2,333.55
  4. Step 4: Simplify right side
    3,825.18x = 12,317,433.66
  5. Step 5: Solve for x
    x = 12,317,433.66/3,825.18
  6. Step 6: Final answer
    x = 3,220.09

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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.