Home / 7,748.98-11,628.96-3,367.72

Finding the Fourth Proportional to 7,748.98, 11,628.96 and 3,367.72

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Solution

The fourth proportional to 7,748.98, 11,628.96 and 3,367.72 is: 5,053.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,748.98 : 11,628.96 = 3,367.72 : x
  2. Step 2: Convert to fraction form
    7,748.98/11,628.96 = 3,367.72/x
  3. Step 3: Cross multiply
    7,748.98x = 11,628.96 × 3,367.72
  4. Step 4: Simplify right side
    7,748.98x = 39,163,081.17
  5. Step 5: Solve for x
    x = 39,163,081.17/7,748.98
  6. Step 6: Final answer
    x = 5,053.97

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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.