Home / 5,326.41-7,979.90-2,974.17

Finding the Fourth Proportional to 5,326.41, 7,979.90 and 2,974.17

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Solution

The fourth proportional to 5,326.41, 7,979.90 and 2,974.17 is: 4,455.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326.41 : 7,979.90 = 2,974.17 : x
  2. Step 2: Convert to fraction form
    5,326.41/7,979.90 = 2,974.17/x
  3. Step 3: Cross multiply
    5,326.41x = 7,979.90 × 2,974.17
  4. Step 4: Simplify right side
    5,326.41x = 23,733,564.31
  5. Step 5: Solve for x
    x = 23,733,564.31/5,326.41
  6. Step 6: Final answer
    x = 4,455.83

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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.