Home / 10,350.78-15,524.67-3,329.88

Finding the Fourth Proportional to 10,350.78, 15,524.67 and 3,329.88

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Solution

The fourth proportional to 10,350.78, 15,524.67 and 3,329.88 is: 4,994.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,350.78 : 15,524.67 = 3,329.88 : x
  2. Step 2: Convert to fraction form
    10,350.78/15,524.67 = 3,329.88/x
  3. Step 3: Cross multiply
    10,350.78x = 15,524.67 × 3,329.88
  4. Step 4: Simplify right side
    10,350.78x = 51,695,288.14
  5. Step 5: Solve for x
    x = 51,695,288.14/10,350.78
  6. Step 6: Final answer
    x = 4,994.34

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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.