Home / 3,601.32-5,401.63-2,213.92

Finding the Fourth Proportional to 3,601.32, 5,401.63 and 2,213.92

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Solution

The fourth proportional to 3,601.32, 5,401.63 and 2,213.92 is: 3,320.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601.32 : 5,401.63 = 2,213.92 : x
  2. Step 2: Convert to fraction form
    3,601.32/5,401.63 = 2,213.92/x
  3. Step 3: Cross multiply
    3,601.32x = 5,401.63 × 2,213.92
  4. Step 4: Simplify right side
    3,601.32x = 11,958,776.69
  5. Step 5: Solve for x
    x = 11,958,776.69/3,601.32
  6. Step 6: Final answer
    x = 3,320.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.