Home / 7,321.13-10,958.12-4,824.38

Finding the Fourth Proportional to 7,321.13, 10,958.12 and 4,824.38

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Solution

The fourth proportional to 7,321.13, 10,958.12 and 4,824.38 is: 7,221.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,321.13 : 10,958.12 = 4,824.38 : x
  2. Step 2: Convert to fraction form
    7,321.13/10,958.12 = 4,824.38/x
  3. Step 3: Cross multiply
    7,321.13x = 10,958.12 × 4,824.38
  4. Step 4: Simplify right side
    7,321.13x = 52,866,056.05
  5. Step 5: Solve for x
    x = 52,866,056.05/7,321.13
  6. Step 6: Final answer
    x = 7,221.03

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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.