Home / 7,877.07-11,816.55-2,330.73

Finding the Fourth Proportional to 7,877.07, 11,816.55 and 2,330.73

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Solution

The fourth proportional to 7,877.07, 11,816.55 and 2,330.73 is: 3,496.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,877.07 : 11,816.55 = 2,330.73 : x
  2. Step 2: Convert to fraction form
    7,877.07/11,816.55 = 2,330.73/x
  3. Step 3: Cross multiply
    7,877.07x = 11,816.55 × 2,330.73
  4. Step 4: Simplify right side
    7,877.07x = 27,541,187.58
  5. Step 5: Solve for x
    x = 27,541,187.58/7,877.07
  6. Step 6: Final answer
    x = 3,496.37

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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.