Home / 10,644.54-15,972.22-4,799.86

Finding the Fourth Proportional to 10,644.54, 15,972.22 and 4,799.86

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Solution

The fourth proportional to 10,644.54, 15,972.22 and 4,799.86 is: 7,202.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,644.54 : 15,972.22 = 4,799.86 : x
  2. Step 2: Convert to fraction form
    10,644.54/15,972.22 = 4,799.86/x
  3. Step 3: Cross multiply
    10,644.54x = 15,972.22 × 4,799.86
  4. Step 4: Simplify right side
    10,644.54x = 76,664,419.89
  5. Step 5: Solve for x
    x = 76,664,419.89/10,644.54
  6. Step 6: Final answer
    x = 7,202.23

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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.