Home / 9,679.44-14,521.66-3,105.69

Finding the Fourth Proportional to 9,679.44, 14,521.66 and 3,105.69

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Solution

The fourth proportional to 9,679.44, 14,521.66 and 3,105.69 is: 4,659.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,679.44 : 14,521.66 = 3,105.69 : x
  2. Step 2: Convert to fraction form
    9,679.44/14,521.66 = 3,105.69/x
  3. Step 3: Cross multiply
    9,679.44x = 14,521.66 × 3,105.69
  4. Step 4: Simplify right side
    9,679.44x = 45,099,774.25
  5. Step 5: Solve for x
    x = 45,099,774.25/9,679.44
  6. Step 6: Final answer
    x = 4,659.34

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1.5x scale

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.