Home / 5,464.11-8,188.29-3,116.88

Finding the Fourth Proportional to 5,464.11, 8,188.29 and 3,116.88

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Solution

The fourth proportional to 5,464.11, 8,188.29 and 3,116.88 is: 4,670.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,464.11 : 8,188.29 = 3,116.88 : x
  2. Step 2: Convert to fraction form
    5,464.11/8,188.29 = 3,116.88/x
  3. Step 3: Cross multiply
    5,464.11x = 8,188.29 × 3,116.88
  4. Step 4: Simplify right side
    5,464.11x = 25,521,917.34
  5. Step 5: Solve for x
    x = 25,521,917.34/5,464.11
  6. Step 6: Final answer
    x = 4,670.83

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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.