Home / 5,877.24-8,811.92-3,100.98

Finding the Fourth Proportional to 5,877.24, 8,811.92 and 3,100.98

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Solution

The fourth proportional to 5,877.24, 8,811.92 and 3,100.98 is: 4,649.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,877.24 : 8,811.92 = 3,100.98 : x
  2. Step 2: Convert to fraction form
    5,877.24/8,811.92 = 3,100.98/x
  3. Step 3: Cross multiply
    5,877.24x = 8,811.92 × 3,100.98
  4. Step 4: Simplify right side
    5,877.24x = 27,325,587.68
  5. Step 5: Solve for x
    x = 27,325,587.68/5,877.24
  6. Step 6: Final answer
    x = 4,649.39

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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.