Home / 6,664.02-9,196.26-3,679.86

Finding the Fourth Proportional to 6,664.02, 9,196.26 and 3,679.86

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Solution

The fourth proportional to 6,664.02, 9,196.26 and 3,679.86 is: 5,078.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,664.02 : 9,196.26 = 3,679.86 : x
  2. Step 2: Convert to fraction form
    6,664.02/9,196.26 = 3,679.86/x
  3. Step 3: Cross multiply
    6,664.02x = 9,196.26 × 3,679.86
  4. Step 4: Simplify right side
    6,664.02x = 33,840,949.32
  5. Step 5: Solve for x
    x = 33,840,949.32/6,664.02
  6. Step 6: Final answer
    x = 5,078.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.