Home / 9,176.12-13,764.48-3,630.86

Finding the Fourth Proportional to 9,176.12, 13,764.48 and 3,630.86

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Solution

The fourth proportional to 9,176.12, 13,764.48 and 3,630.86 is: 5,446.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,176.12 : 13,764.48 = 3,630.86 : x
  2. Step 2: Convert to fraction form
    9,176.12/13,764.48 = 3,630.86/x
  3. Step 3: Cross multiply
    9,176.12x = 13,764.48 × 3,630.86
  4. Step 4: Simplify right side
    9,176.12x = 49,976,899.85
  5. Step 5: Solve for x
    x = 49,976,899.85/9,176.12
  6. Step 6: Final answer
    x = 5,446.41

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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.