Home / 3,669.44-5,504.16-1,618.88

Finding the Fourth Proportional to 3,669.44, 5,504.16 and 1,618.88

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Solution

The fourth proportional to 3,669.44, 5,504.16 and 1,618.88 is: 2,428.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.44 : 5,504.16 = 1,618.88 : x
  2. Step 2: Convert to fraction form
    3,669.44/5,504.16 = 1,618.88/x
  3. Step 3: Cross multiply
    3,669.44x = 5,504.16 × 1,618.88
  4. Step 4: Simplify right side
    3,669.44x = 8,910,574.54
  5. Step 5: Solve for x
    x = 8,910,574.54/3,669.44
  6. Step 6: Final answer
    x = 2,428.32

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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.