Home / 7,869.18-11,793.28-2,933.84

Finding the Fourth Proportional to 7,869.18, 11,793.28 and 2,933.84

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Solution

The fourth proportional to 7,869.18, 11,793.28 and 2,933.84 is: 4,396.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,869.18 : 11,793.28 = 2,933.84 : x
  2. Step 2: Convert to fraction form
    7,869.18/11,793.28 = 2,933.84/x
  3. Step 3: Cross multiply
    7,869.18x = 11,793.28 × 2,933.84
  4. Step 4: Simplify right side
    7,869.18x = 34,599,596.60
  5. Step 5: Solve for x
    x = 34,599,596.60/7,869.18
  6. Step 6: Final answer
    x = 4,396.85

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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.