Home / 3,664.64-5,497.20-1,355.36

Finding the Fourth Proportional to 3,664.64, 5,497.20 and 1,355.36

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Solution

The fourth proportional to 3,664.64, 5,497.20 and 1,355.36 is: 2,033.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.64 : 5,497.20 = 1,355.36 : x
  2. Step 2: Convert to fraction form
    3,664.64/5,497.20 = 1,355.36/x
  3. Step 3: Cross multiply
    3,664.64x = 5,497.20 × 1,355.36
  4. Step 4: Simplify right side
    3,664.64x = 7,450,684.99
  5. Step 5: Solve for x
    x = 7,450,684.99/3,664.64
  6. Step 6: Final answer
    x = 2,033.13

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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.