Home / 5,224.32-7,836.45-1,329.03

Finding the Fourth Proportional to 5,224.32, 7,836.45 and 1,329.03

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Solution

The fourth proportional to 5,224.32, 7,836.45 and 1,329.03 is: 1,993.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,224.32 : 7,836.45 = 1,329.03 : x
  2. Step 2: Convert to fraction form
    5,224.32/7,836.45 = 1,329.03/x
  3. Step 3: Cross multiply
    5,224.32x = 7,836.45 × 1,329.03
  4. Step 4: Simplify right side
    5,224.32x = 10,414,877.14
  5. Step 5: Solve for x
    x = 10,414,877.14/5,224.32
  6. Step 6: Final answer
    x = 1,993.54

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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.