Home / 6,731.97-9,289.12-4,042.62

Finding the Fourth Proportional to 6,731.97, 9,289.12 and 4,042.62

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Solution

The fourth proportional to 6,731.97, 9,289.12 and 4,042.62 is: 5,578.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,731.97 : 9,289.12 = 4,042.62 : x
  2. Step 2: Convert to fraction form
    6,731.97/9,289.12 = 4,042.62/x
  3. Step 3: Cross multiply
    6,731.97x = 9,289.12 × 4,042.62
  4. Step 4: Simplify right side
    6,731.97x = 37,552,382.29
  5. Step 5: Solve for x
    x = 37,552,382.29/6,731.97
  6. Step 6: Final answer
    x = 5,578.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.