Home / 4,639.14-6,959.97-2,447.28

Finding the Fourth Proportional to 4,639.14, 6,959.97 and 2,447.28

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Solution

The fourth proportional to 4,639.14, 6,959.97 and 2,447.28 is: 3,671.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.14 : 6,959.97 = 2,447.28 : x
  2. Step 2: Convert to fraction form
    4,639.14/6,959.97 = 2,447.28/x
  3. Step 3: Cross multiply
    4,639.14x = 6,959.97 × 2,447.28
  4. Step 4: Simplify right side
    4,639.14x = 17,032,995.38
  5. Step 5: Solve for x
    x = 17,032,995.38/4,639.14
  6. Step 6: Final answer
    x = 3,671.58

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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.