Home / 3,630.24-5,004.30-2,230.56

Finding the Fourth Proportional to 3,630.24, 5,004.30 and 2,230.56

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Solution

The fourth proportional to 3,630.24, 5,004.30 and 2,230.56 is: 3,074.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.24 : 5,004.30 = 2,230.56 : x
  2. Step 2: Convert to fraction form
    3,630.24/5,004.30 = 2,230.56/x
  3. Step 3: Cross multiply
    3,630.24x = 5,004.30 × 2,230.56
  4. Step 4: Simplify right side
    3,630.24x = 11,162,391.41
  5. Step 5: Solve for x
    x = 11,162,391.41/3,630.24
  6. Step 6: Final answer
    x = 3,074.84

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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.