Home / 3,197.12-4,796.14-1,005.11

Finding the Fourth Proportional to 3,197.12, 4,796.14 and 1,005.11

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Solution

The fourth proportional to 3,197.12, 4,796.14 and 1,005.11 is: 1,507.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197.12 : 4,796.14 = 1,005.11 : x
  2. Step 2: Convert to fraction form
    3,197.12/4,796.14 = 1,005.11/x
  3. Step 3: Cross multiply
    3,197.12x = 4,796.14 × 1,005.11
  4. Step 4: Simplify right side
    3,197.12x = 4,820,638.83
  5. Step 5: Solve for x
    x = 4,820,638.83/3,197.12
  6. Step 6: Final answer
    x = 1,507.81

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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.