Home / 7,864.20-11,794.14-2,933.46

Finding the Fourth Proportional to 7,864.20, 11,794.14 and 2,933.46

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Solution

The fourth proportional to 7,864.20, 11,794.14 and 2,933.46 is: 4,399.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864.20 : 11,794.14 = 2,933.46 : x
  2. Step 2: Convert to fraction form
    7,864.20/11,794.14 = 2,933.46/x
  3. Step 3: Cross multiply
    7,864.20x = 11,794.14 × 2,933.46
  4. Step 4: Simplify right side
    7,864.20x = 34,597,637.92
  5. Step 5: Solve for x
    x = 34,597,637.92/7,864.20
  6. Step 6: Final answer
    x = 4,399.38

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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.