Home / 3,267.02-4,893.78-2,171.90

Finding the Fourth Proportional to 3,267.02, 4,893.78 and 2,171.90

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Solution

The fourth proportional to 3,267.02, 4,893.78 and 2,171.90 is: 3,253.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,267.02 : 4,893.78 = 2,171.90 : x
  2. Step 2: Convert to fraction form
    3,267.02/4,893.78 = 2,171.90/x
  3. Step 3: Cross multiply
    3,267.02x = 4,893.78 × 2,171.90
  4. Step 4: Simplify right side
    3,267.02x = 10,628,800.78
  5. Step 5: Solve for x
    x = 10,628,800.78/3,267.02
  6. Step 6: Final answer
    x = 3,253.36

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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.