Home / 7,660.14-11,493.51-3,714.39

Finding the Fourth Proportional to 7,660.14, 11,493.51 and 3,714.39

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Solution

The fourth proportional to 7,660.14, 11,493.51 and 3,714.39 is: 5,573.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,660.14 : 11,493.51 = 3,714.39 : x
  2. Step 2: Convert to fraction form
    7,660.14/11,493.51 = 3,714.39/x
  3. Step 3: Cross multiply
    7,660.14x = 11,493.51 × 3,714.39
  4. Step 4: Simplify right side
    7,660.14x = 42,691,378.61
  5. Step 5: Solve for x
    x = 42,691,378.61/7,660.14
  6. Step 6: Final answer
    x = 5,573.19

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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.