Home / 2,664.48-3,997.20-1,204.32

Finding the Fourth Proportional to 2,664.48, 3,997.20 and 1,204.32

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Solution

The fourth proportional to 2,664.48, 3,997.20 and 1,204.32 is: 1,806.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664.48 : 3,997.20 = 1,204.32 : x
  2. Step 2: Convert to fraction form
    2,664.48/3,997.20 = 1,204.32/x
  3. Step 3: Cross multiply
    2,664.48x = 3,997.20 × 1,204.32
  4. Step 4: Simplify right side
    2,664.48x = 4,813,907.90
  5. Step 5: Solve for x
    x = 4,813,907.90/2,664.48
  6. Step 6: Final answer
    x = 1,806.70

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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.