Home / 4,715.20-7,067.64-2,371.47

Finding the Fourth Proportional to 4,715.20, 7,067.64 and 2,371.47

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Solution

The fourth proportional to 4,715.20, 7,067.64 and 2,371.47 is: 3,554.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715.20 : 7,067.64 = 2,371.47 : x
  2. Step 2: Convert to fraction form
    4,715.20/7,067.64 = 2,371.47/x
  3. Step 3: Cross multiply
    4,715.20x = 7,067.64 × 2,371.47
  4. Step 4: Simplify right side
    4,715.20x = 16,760,696.23
  5. Step 5: Solve for x
    x = 16,760,696.23/4,715.20
  6. Step 6: Final answer
    x = 3,554.61

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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.