Home / 7,844.52-11,771.46-3,166.80

Finding the Fourth Proportional to 7,844.52, 11,771.46 and 3,166.80

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Solution

The fourth proportional to 7,844.52, 11,771.46 and 3,166.80 is: 4,752.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,844.52 : 11,771.46 = 3,166.80 : x
  2. Step 2: Convert to fraction form
    7,844.52/11,771.46 = 3,166.80/x
  3. Step 3: Cross multiply
    7,844.52x = 11,771.46 × 3,166.80
  4. Step 4: Simplify right side
    7,844.52x = 37,277,859.53
  5. Step 5: Solve for x
    x = 37,277,859.53/7,844.52
  6. Step 6: Final answer
    x = 4,752.09

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1.5x scale

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.