Home / 7,579.94-11,369.94-2,646.11

Finding the Fourth Proportional to 7,579.94, 11,369.94 and 2,646.11

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Solution

The fourth proportional to 7,579.94, 11,369.94 and 2,646.11 is: 3,969.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.94 : 11,369.94 = 2,646.11 : x
  2. Step 2: Convert to fraction form
    7,579.94/11,369.94 = 2,646.11/x
  3. Step 3: Cross multiply
    7,579.94x = 11,369.94 × 2,646.11
  4. Step 4: Simplify right side
    7,579.94x = 30,086,140.36
  5. Step 5: Solve for x
    x = 30,086,140.36/7,579.94
  6. Step 6: Final answer
    x = 3,969.18

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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.