Home / 9,769.12-14,650.36-3,193.68

Finding the Fourth Proportional to 9,769.12, 14,650.36 and 3,193.68

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Solution

The fourth proportional to 9,769.12, 14,650.36 and 3,193.68 is: 4,789.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,769.12 : 14,650.36 = 3,193.68 : x
  2. Step 2: Convert to fraction form
    9,769.12/14,650.36 = 3,193.68/x
  3. Step 3: Cross multiply
    9,769.12x = 14,650.36 × 3,193.68
  4. Step 4: Simplify right side
    9,769.12x = 46,788,561.72
  5. Step 5: Solve for x
    x = 46,788,561.72/9,769.12
  6. Step 6: Final answer
    x = 4,789.43

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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.