Home / 8,747.24-13,116.49-5,192.98

Finding the Fourth Proportional to 8,747.24, 13,116.49 and 5,192.98

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Solution

The fourth proportional to 8,747.24, 13,116.49 and 5,192.98 is: 7,786.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747.24 : 13,116.49 = 5,192.98 : x
  2. Step 2: Convert to fraction form
    8,747.24/13,116.49 = 5,192.98/x
  3. Step 3: Cross multiply
    8,747.24x = 13,116.49 × 5,192.98
  4. Step 4: Simplify right side
    8,747.24x = 68,113,624.47
  5. Step 5: Solve for x
    x = 68,113,624.47/8,747.24
  6. Step 6: Final answer
    x = 7,786.87

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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.