Home / 5,766.33-7,942.01-4,979.01

Finding the Fourth Proportional to 5,766.33, 7,942.01 and 4,979.01

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Solution

The fourth proportional to 5,766.33, 7,942.01 and 4,979.01 is: 6,857.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,766.33 : 7,942.01 = 4,979.01 : x
  2. Step 2: Convert to fraction form
    5,766.33/7,942.01 = 4,979.01/x
  3. Step 3: Cross multiply
    5,766.33x = 7,942.01 × 4,979.01
  4. Step 4: Simplify right side
    5,766.33x = 39,543,322.32
  5. Step 5: Solve for x
    x = 39,543,322.32/5,766.33
  6. Step 6: Final answer
    x = 6,857.62

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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.