Home / 3,131.04-4,694.94-1,156.44

Finding the Fourth Proportional to 3,131.04, 4,694.94 and 1,156.44

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Solution

The fourth proportional to 3,131.04, 4,694.94 and 1,156.44 is: 1,734.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131.04 : 4,694.94 = 1,156.44 : x
  2. Step 2: Convert to fraction form
    3,131.04/4,694.94 = 1,156.44/x
  3. Step 3: Cross multiply
    3,131.04x = 4,694.94 × 1,156.44
  4. Step 4: Simplify right side
    3,131.04x = 5,429,416.41
  5. Step 5: Solve for x
    x = 5,429,416.41/3,131.04
  6. Step 6: Final answer
    x = 1,734.06

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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.