Home / 3,144.04-4,716.05-803.96

Finding the Fourth Proportional to 3,144.04, 4,716.05 and 803.96

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Solution

The fourth proportional to 3,144.04, 4,716.05 and 803.96 is: 1,205.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144.04 : 4,716.05 = 803.96 : x
  2. Step 2: Convert to fraction form
    3,144.04/4,716.05 = 803.96/x
  3. Step 3: Cross multiply
    3,144.04x = 4,716.05 × 803.96
  4. Step 4: Simplify right side
    3,144.04x = 3,791,493.99
  5. Step 5: Solve for x
    x = 3,791,493.99/3,144.04
  6. Step 6: Final answer
    x = 1,205.93

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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.