Home / 7,261.58-10,891.76-2,329.88

Finding the Fourth Proportional to 7,261.58, 10,891.76 and 2,329.88

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Solution

The fourth proportional to 7,261.58, 10,891.76 and 2,329.88 is: 3,494.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.58 : 10,891.76 = 2,329.88 : x
  2. Step 2: Convert to fraction form
    7,261.58/10,891.76 = 2,329.88/x
  3. Step 3: Cross multiply
    7,261.58x = 10,891.76 × 2,329.88
  4. Step 4: Simplify right side
    7,261.58x = 25,376,493.79
  5. Step 5: Solve for x
    x = 25,376,493.79/7,261.58
  6. Step 6: Final answer
    x = 3,494.62

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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.