Home / 9,747.33-14,612.80-3,900.75

Finding the Fourth Proportional to 9,747.33, 14,612.80 and 3,900.75

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Solution

The fourth proportional to 9,747.33, 14,612.80 and 3,900.75 is: 5,847.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,747.33 : 14,612.80 = 3,900.75 : x
  2. Step 2: Convert to fraction form
    9,747.33/14,612.80 = 3,900.75/x
  3. Step 3: Cross multiply
    9,747.33x = 14,612.80 × 3,900.75
  4. Step 4: Simplify right side
    9,747.33x = 57,000,879.60
  5. Step 5: Solve for x
    x = 57,000,879.60/9,747.33
  6. Step 6: Final answer
    x = 5,847.85

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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.