Home / 5,650.60-8,464.55-3,181.72

Finding the Fourth Proportional to 5,650.60, 8,464.55 and 3,181.72

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Solution

The fourth proportional to 5,650.60, 8,464.55 and 3,181.72 is: 4,766.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,650.60 : 8,464.55 = 3,181.72 : x
  2. Step 2: Convert to fraction form
    5,650.60/8,464.55 = 3,181.72/x
  3. Step 3: Cross multiply
    5,650.60x = 8,464.55 × 3,181.72
  4. Step 4: Simplify right side
    5,650.60x = 26,931,828.03
  5. Step 5: Solve for x
    x = 26,931,828.03/5,650.60
  6. Step 6: Final answer
    x = 4,766.19

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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.