Home / 9,766.96-14,642.22-3,189.56

Finding the Fourth Proportional to 9,766.96, 14,642.22 and 3,189.56

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Solution

The fourth proportional to 9,766.96, 14,642.22 and 3,189.56 is: 4,781.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,766.96 : 14,642.22 = 3,189.56 : x
  2. Step 2: Convert to fraction form
    9,766.96/14,642.22 = 3,189.56/x
  3. Step 3: Cross multiply
    9,766.96x = 14,642.22 × 3,189.56
  4. Step 4: Simplify right side
    9,766.96x = 46,702,239.22
  5. Step 5: Solve for x
    x = 46,702,239.22/9,766.96
  6. Step 6: Final answer
    x = 4,781.66

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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.