Home / 3,664.19-5,496.62-1,324.77

Finding the Fourth Proportional to 3,664.19, 5,496.62 and 1,324.77

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Solution

The fourth proportional to 3,664.19, 5,496.62 and 1,324.77 is: 1,987.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.19 : 5,496.62 = 1,324.77 : x
  2. Step 2: Convert to fraction form
    3,664.19/5,496.62 = 1,324.77/x
  3. Step 3: Cross multiply
    3,664.19x = 5,496.62 × 1,324.77
  4. Step 4: Simplify right side
    3,664.19x = 7,281,750.65
  5. Step 5: Solve for x
    x = 7,281,750.65/3,664.19
  6. Step 6: Final answer
    x = 1,987.28

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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.