Home / 3,159.17-4,738.04-850.85

Finding the Fourth Proportional to 3,159.17, 4,738.04 and 850.85

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Solution

The fourth proportional to 3,159.17, 4,738.04 and 850.85 is: 1,276.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159.17 : 4,738.04 = 850.85 : x
  2. Step 2: Convert to fraction form
    3,159.17/4,738.04 = 850.85/x
  3. Step 3: Cross multiply
    3,159.17x = 4,738.04 × 850.85
  4. Step 4: Simplify right side
    3,159.17x = 4,031,357.08
  5. Step 5: Solve for x
    x = 4,031,357.08/3,159.17
  6. Step 6: Final answer
    x = 1,276.08

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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.