Home / 9,786.24-14,680.08-3,212.28

Finding the Fourth Proportional to 9,786.24, 14,680.08 and 3,212.28

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Solution

The fourth proportional to 9,786.24, 14,680.08 and 3,212.28 is: 4,818.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,786.24 : 14,680.08 = 3,212.28 : x
  2. Step 2: Convert to fraction form
    9,786.24/14,680.08 = 3,212.28/x
  3. Step 3: Cross multiply
    9,786.24x = 14,680.08 × 3,212.28
  4. Step 4: Simplify right side
    9,786.24x = 47,156,527.38
  5. Step 5: Solve for x
    x = 47,156,527.38/9,786.24
  6. Step 6: Final answer
    x = 4,818.66

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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.