Home / 7,721.33-11,582.00-3,103.25

Finding the Fourth Proportional to 7,721.33, 11,582.00 and 3,103.25

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Solution

The fourth proportional to 7,721.33, 11,582.00 and 3,103.25 is: 4,654.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,721.33 : 11,582.00 = 3,103.25 : x
  2. Step 2: Convert to fraction form
    7,721.33/11,582.00 = 3,103.25/x
  3. Step 3: Cross multiply
    7,721.33x = 11,582.00 × 3,103.25
  4. Step 4: Simplify right side
    7,721.33x = 35,941,825.98
  5. Step 5: Solve for x
    x = 35,941,825.98/7,721.33
  6. Step 6: Final answer
    x = 4,654.88

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Similar ratio
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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.