Home / 9,456.75-14,176.31-3,212.49

Finding the Fourth Proportional to 9,456.75, 14,176.31 and 3,212.49

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Solution

The fourth proportional to 9,456.75, 14,176.31 and 3,212.49 is: 4,815.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,456.75 : 14,176.31 = 3,212.49 : x
  2. Step 2: Convert to fraction form
    9,456.75/14,176.31 = 3,212.49/x
  3. Step 3: Cross multiply
    9,456.75x = 14,176.31 × 3,212.49
  4. Step 4: Simplify right side
    9,456.75x = 45,541,291.21
  5. Step 5: Solve for x
    x = 45,541,291.21/9,456.75
  6. Step 6: Final answer
    x = 4,815.74

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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.