Home / 8,807.22-13,206.98-3,331.38

Finding the Fourth Proportional to 8,807.22, 13,206.98 and 3,331.38

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Solution

The fourth proportional to 8,807.22, 13,206.98 and 3,331.38 is: 4,995.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,807.22 : 13,206.98 = 3,331.38 : x
  2. Step 2: Convert to fraction form
    8,807.22/13,206.98 = 3,331.38/x
  3. Step 3: Cross multiply
    8,807.22x = 13,206.98 × 3,331.38
  4. Step 4: Simplify right side
    8,807.22x = 43,997,411.33
  5. Step 5: Solve for x
    x = 43,997,411.33/8,807.22
  6. Step 6: Final answer
    x = 4,995.61

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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.