Home / 7,716.99-11,569.01-3,103.23

Finding the Fourth Proportional to 7,716.99, 11,569.01 and 3,103.23

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Solution

The fourth proportional to 7,716.99, 11,569.01 and 3,103.23 is: 4,652.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,716.99 : 11,569.01 = 3,103.23 : x
  2. Step 2: Convert to fraction form
    7,716.99/11,569.01 = 3,103.23/x
  3. Step 3: Cross multiply
    7,716.99x = 11,569.01 × 3,103.23
  4. Step 4: Simplify right side
    7,716.99x = 35,901,283.39
  5. Step 5: Solve for x
    x = 35,901,283.39/7,716.99
  6. Step 6: Final answer
    x = 4,652.24

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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.