Home / 3,965.07-5,945.76-2,322.12

Finding the Fourth Proportional to 3,965.07, 5,945.76 and 2,322.12

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Solution

The fourth proportional to 3,965.07, 5,945.76 and 2,322.12 is: 3,482.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965.07 : 5,945.76 = 2,322.12 : x
  2. Step 2: Convert to fraction form
    3,965.07/5,945.76 = 2,322.12/x
  3. Step 3: Cross multiply
    3,965.07x = 5,945.76 × 2,322.12
  4. Step 4: Simplify right side
    3,965.07x = 13,806,768.21
  5. Step 5: Solve for x
    x = 13,806,768.21/3,965.07
  6. Step 6: Final answer
    x = 3,482.10

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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.