Home / 3,696.80-5,546.02-1,099.68

Finding the Fourth Proportional to 3,696.80, 5,546.02 and 1,099.68

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Solution

The fourth proportional to 3,696.80, 5,546.02 and 1,099.68 is: 1,649.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.80 : 5,546.02 = 1,099.68 : x
  2. Step 2: Convert to fraction form
    3,696.80/5,546.02 = 1,099.68/x
  3. Step 3: Cross multiply
    3,696.80x = 5,546.02 × 1,099.68
  4. Step 4: Simplify right side
    3,696.80x = 6,098,847.27
  5. Step 5: Solve for x
    x = 6,098,847.27/3,696.80
  6. Step 6: Final answer
    x = 1,649.76

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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.