Home / 3,632.49-5,440.57-3,157.85

Finding the Fourth Proportional to 3,632.49, 5,440.57 and 3,157.85

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Solution

The fourth proportional to 3,632.49, 5,440.57 and 3,157.85 is: 4,729.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632.49 : 5,440.57 = 3,157.85 : x
  2. Step 2: Convert to fraction form
    3,632.49/5,440.57 = 3,157.85/x
  3. Step 3: Cross multiply
    3,632.49x = 5,440.57 × 3,157.85
  4. Step 4: Simplify right side
    3,632.49x = 17,180,509.68
  5. Step 5: Solve for x
    x = 17,180,509.68/3,632.49
  6. Step 6: Final answer
    x = 4,729.68

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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.