Home / 3,635.76-5,450.18-1,168.85

Finding the Fourth Proportional to 3,635.76, 5,450.18 and 1,168.85

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Solution

The fourth proportional to 3,635.76, 5,450.18 and 1,168.85 is: 1,752.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.76 : 5,450.18 = 1,168.85 : x
  2. Step 2: Convert to fraction form
    3,635.76/5,450.18 = 1,168.85/x
  3. Step 3: Cross multiply
    3,635.76x = 5,450.18 × 1,168.85
  4. Step 4: Simplify right side
    3,635.76x = 6,370,437.05
  5. Step 5: Solve for x
    x = 6,370,437.05/3,635.76
  6. Step 6: Final answer
    x = 1,752.16

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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.