Home / 4,811.05-7,218.86-3,332.54

Finding the Fourth Proportional to 4,811.05, 7,218.86 and 3,332.54

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Solution

The fourth proportional to 4,811.05, 7,218.86 and 3,332.54 is: 5,000.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.05 : 7,218.86 = 3,332.54 : x
  2. Step 2: Convert to fraction form
    4,811.05/7,218.86 = 3,332.54/x
  3. Step 3: Cross multiply
    4,811.05x = 7,218.86 × 3,332.54
  4. Step 4: Simplify right side
    4,811.05x = 24,057,141.09
  5. Step 5: Solve for x
    x = 24,057,141.09/4,811.05
  6. Step 6: Final answer
    x = 5,000.40

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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.