Home / 9,148.86-13,723.26-3,305.46

Finding the Fourth Proportional to 9,148.86, 13,723.26 and 3,305.46

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Solution

The fourth proportional to 9,148.86, 13,723.26 and 3,305.46 is: 4,958.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,148.86 : 13,723.26 = 3,305.46 : x
  2. Step 2: Convert to fraction form
    9,148.86/13,723.26 = 3,305.46/x
  3. Step 3: Cross multiply
    9,148.86x = 13,723.26 × 3,305.46
  4. Step 4: Simplify right side
    9,148.86x = 45,361,687.00
  5. Step 5: Solve for x
    x = 45,361,687.00/9,148.86
  6. Step 6: Final answer
    x = 4,958.18

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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.