Home / 3,664.88-5,498.19-1,199.70

Finding the Fourth Proportional to 3,664.88, 5,498.19 and 1,199.70

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Solution

The fourth proportional to 3,664.88, 5,498.19 and 1,199.70 is: 1,799.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.88 : 5,498.19 = 1,199.70 : x
  2. Step 2: Convert to fraction form
    3,664.88/5,498.19 = 1,199.70/x
  3. Step 3: Cross multiply
    3,664.88x = 5,498.19 × 1,199.70
  4. Step 4: Simplify right side
    3,664.88x = 6,596,178.54
  5. Step 5: Solve for x
    x = 6,596,178.54/3,664.88
  6. Step 6: Final answer
    x = 1,799.84

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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.