Home / 3,664.48-5,499.68-1,910.02

Finding the Fourth Proportional to 3,664.48, 5,499.68 and 1,910.02

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Solution

The fourth proportional to 3,664.48, 5,499.68 and 1,910.02 is: 2,866.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.48 : 5,499.68 = 1,910.02 : x
  2. Step 2: Convert to fraction form
    3,664.48/5,499.68 = 1,910.02/x
  3. Step 3: Cross multiply
    3,664.48x = 5,499.68 × 1,910.02
  4. Step 4: Simplify right side
    3,664.48x = 10,504,498.79
  5. Step 5: Solve for x
    x = 10,504,498.79/3,664.48
  6. Step 6: Final answer
    x = 2,866.57

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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.