Home / 5,650.08-8,464.80-3,181.20

Finding the Fourth Proportional to 5,650.08, 8,464.80 and 3,181.20

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Solution

The fourth proportional to 5,650.08, 8,464.80 and 3,181.20 is: 4,765.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,650.08 : 8,464.80 = 3,181.20 : x
  2. Step 2: Convert to fraction form
    5,650.08/8,464.80 = 3,181.20/x
  3. Step 3: Cross multiply
    5,650.08x = 8,464.80 × 3,181.20
  4. Step 4: Simplify right side
    5,650.08x = 26,928,221.76
  5. Step 5: Solve for x
    x = 26,928,221.76/5,650.08
  6. Step 6: Final answer
    x = 4,765.99

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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.