Home / 8,768.14-13,144.32-3,217.66

Finding the Fourth Proportional to 8,768.14, 13,144.32 and 3,217.66

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Solution

The fourth proportional to 8,768.14, 13,144.32 and 3,217.66 is: 4,823.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768.14 : 13,144.32 = 3,217.66 : x
  2. Step 2: Convert to fraction form
    8,768.14/13,144.32 = 3,217.66/x
  3. Step 3: Cross multiply
    8,768.14x = 13,144.32 × 3,217.66
  4. Step 4: Simplify right side
    8,768.14x = 42,293,952.69
  5. Step 5: Solve for x
    x = 42,293,952.69/8,768.14
  6. Step 6: Final answer
    x = 4,823.59

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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.