Home / 2,662.04-3,993.06-1,362.80

Finding the Fourth Proportional to 2,662.04, 3,993.06 and 1,362.80

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Solution

The fourth proportional to 2,662.04, 3,993.06 and 1,362.80 is: 2,044.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,662.04 : 3,993.06 = 1,362.80 : x
  2. Step 2: Convert to fraction form
    2,662.04/3,993.06 = 1,362.80/x
  3. Step 3: Cross multiply
    2,662.04x = 3,993.06 × 1,362.80
  4. Step 4: Simplify right side
    2,662.04x = 5,441,742.17
  5. Step 5: Solve for x
    x = 5,441,742.17/2,662.04
  6. Step 6: Final answer
    x = 2,044.20

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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.