Home / 5,660.46-7,811.42-3,108.27

Finding the Fourth Proportional to 5,660.46, 7,811.42 and 3,108.27

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Solution

The fourth proportional to 5,660.46, 7,811.42 and 3,108.27 is: 4,289.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,660.46 : 7,811.42 = 3,108.27 : x
  2. Step 2: Convert to fraction form
    5,660.46/7,811.42 = 3,108.27/x
  3. Step 3: Cross multiply
    5,660.46x = 7,811.42 × 3,108.27
  4. Step 4: Simplify right side
    5,660.46x = 24,280,016.19
  5. Step 5: Solve for x
    x = 24,280,016.19/5,660.46
  6. Step 6: Final answer
    x = 4,289.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.