Home / 7,860.72-11,794.94-3,701.14

Finding the Fourth Proportional to 7,860.72, 11,794.94 and 3,701.14

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Solution

The fourth proportional to 7,860.72, 11,794.94 and 3,701.14 is: 5,553.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860.72 : 11,794.94 = 3,701.14 : x
  2. Step 2: Convert to fraction form
    7,860.72/11,794.94 = 3,701.14/x
  3. Step 3: Cross multiply
    7,860.72x = 11,794.94 × 3,701.14
  4. Step 4: Simplify right side
    7,860.72x = 43,654,724.23
  5. Step 5: Solve for x
    x = 43,654,724.23/7,860.72
  6. Step 6: Final answer
    x = 5,553.53

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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.