Home / 7,913.34-11,869.92-3,296.34

Finding the Fourth Proportional to 7,913.34, 11,869.92 and 3,296.34

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Solution

The fourth proportional to 7,913.34, 11,869.92 and 3,296.34 is: 4,944.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,913.34 : 11,869.92 = 3,296.34 : x
  2. Step 2: Convert to fraction form
    7,913.34/11,869.92 = 3,296.34/x
  3. Step 3: Cross multiply
    7,913.34x = 11,869.92 × 3,296.34
  4. Step 4: Simplify right side
    7,913.34x = 39,127,292.09
  5. Step 5: Solve for x
    x = 39,127,292.09/7,913.34
  6. Step 6: Final answer
    x = 4,944.47

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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.