Home / 3,685.29-5,525.19-1,604.90

Finding the Fourth Proportional to 3,685.29, 5,525.19 and 1,604.90

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Solution

The fourth proportional to 3,685.29, 5,525.19 and 1,604.90 is: 2,406.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.29 : 5,525.19 = 1,604.90 : x
  2. Step 2: Convert to fraction form
    3,685.29/5,525.19 = 1,604.90/x
  3. Step 3: Cross multiply
    3,685.29x = 5,525.19 × 1,604.90
  4. Step 4: Simplify right side
    3,685.29x = 8,867,377.43
  5. Step 5: Solve for x
    x = 8,867,377.43/3,685.29
  6. Step 6: Final answer
    x = 2,406.15

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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.