Home / 4,991.41-7,468.56-3,133.83

Finding the Fourth Proportional to 4,991.41, 7,468.56 and 3,133.83

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Solution

The fourth proportional to 4,991.41, 7,468.56 and 3,133.83 is: 4,689.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991.41 : 7,468.56 = 3,133.83 : x
  2. Step 2: Convert to fraction form
    4,991.41/7,468.56 = 3,133.83/x
  3. Step 3: Cross multiply
    4,991.41x = 7,468.56 × 3,133.83
  4. Step 4: Simplify right side
    4,991.41x = 23,405,197.38
  5. Step 5: Solve for x
    x = 23,405,197.38/4,991.41
  6. Step 6: Final answer
    x = 4,689.10

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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.