Home / 3,647.22-5,471.50-1,181.98

Finding the Fourth Proportional to 3,647.22, 5,471.50 and 1,181.98

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Solution

The fourth proportional to 3,647.22, 5,471.50 and 1,181.98 is: 1,773.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647.22 : 5,471.50 = 1,181.98 : x
  2. Step 2: Convert to fraction form
    3,647.22/5,471.50 = 1,181.98/x
  3. Step 3: Cross multiply
    3,647.22x = 5,471.50 × 1,181.98
  4. Step 4: Simplify right side
    3,647.22x = 6,467,203.57
  5. Step 5: Solve for x
    x = 6,467,203.57/3,647.22
  6. Step 6: Final answer
    x = 1,773.19

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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.