Home / 7,729.31-11,593.81-2,182.53

Finding the Fourth Proportional to 7,729.31, 11,593.81 and 2,182.53

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Solution

The fourth proportional to 7,729.31, 11,593.81 and 2,182.53 is: 3,273.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729.31 : 11,593.81 = 2,182.53 : x
  2. Step 2: Convert to fraction form
    7,729.31/11,593.81 = 2,182.53/x
  3. Step 3: Cross multiply
    7,729.31x = 11,593.81 × 2,182.53
  4. Step 4: Simplify right side
    7,729.31x = 25,303,838.14
  5. Step 5: Solve for x
    x = 25,303,838.14/7,729.31
  6. Step 6: Final answer
    x = 3,273.75

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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.