Home / 4,869.72-7,296.21-3,836.34

Finding the Fourth Proportional to 4,869.72, 7,296.21 and 3,836.34

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Solution

The fourth proportional to 4,869.72, 7,296.21 and 3,836.34 is: 5,747.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869.72 : 7,296.21 = 3,836.34 : x
  2. Step 2: Convert to fraction form
    4,869.72/7,296.21 = 3,836.34/x
  3. Step 3: Cross multiply
    4,869.72x = 7,296.21 × 3,836.34
  4. Step 4: Simplify right side
    4,869.72x = 27,990,742.27
  5. Step 5: Solve for x
    x = 27,990,742.27/4,869.72
  6. Step 6: Final answer
    x = 5,747.92

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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.