Home / 3,914.55-5,401.49-2,342.25

Finding the Fourth Proportional to 3,914.55, 5,401.49 and 2,342.25

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Solution

The fourth proportional to 3,914.55, 5,401.49 and 2,342.25 is: 3,231.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914.55 : 5,401.49 = 2,342.25 : x
  2. Step 2: Convert to fraction form
    3,914.55/5,401.49 = 2,342.25/x
  3. Step 3: Cross multiply
    3,914.55x = 5,401.49 × 2,342.25
  4. Step 4: Simplify right side
    3,914.55x = 12,651,628.24
  5. Step 5: Solve for x
    x = 12,651,628.24/3,914.55
  6. Step 6: Final answer
    x = 3,231.95

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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.