Home / 9,786.24-14,680.96-3,212.48

Finding the Fourth Proportional to 9,786.24, 14,680.96 and 3,212.48

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Solution

The fourth proportional to 9,786.24, 14,680.96 and 3,212.48 is: 4,819.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,786.24 : 14,680.96 = 3,212.48 : x
  2. Step 2: Convert to fraction form
    9,786.24/14,680.96 = 3,212.48/x
  3. Step 3: Cross multiply
    9,786.24x = 14,680.96 × 3,212.48
  4. Step 4: Simplify right side
    9,786.24x = 47,162,290.38
  5. Step 5: Solve for x
    x = 47,162,290.38/9,786.24
  6. Step 6: Final answer
    x = 4,819.25

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1.5x scale

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.