Home / 5,571.05-8,358.26-1,872.96

Finding the Fourth Proportional to 5,571.05, 8,358.26 and 1,872.96

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Solution

The fourth proportional to 5,571.05, 8,358.26 and 1,872.96 is: 2,810.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571.05 : 8,358.26 = 1,872.96 : x
  2. Step 2: Convert to fraction form
    5,571.05/8,358.26 = 1,872.96/x
  3. Step 3: Cross multiply
    5,571.05x = 8,358.26 × 1,872.96
  4. Step 4: Simplify right side
    5,571.05x = 15,654,645.94
  5. Step 5: Solve for x
    x = 15,654,645.94/5,571.05
  6. Step 6: Final answer
    x = 2,810.00

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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.