Home / 8,529.06-12,797.10-3,847.80

Finding the Fourth Proportional to 8,529.06, 12,797.10 and 3,847.80

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Solution

The fourth proportional to 8,529.06, 12,797.10 and 3,847.80 is: 5,773.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,529.06 : 12,797.10 = 3,847.80 : x
  2. Step 2: Convert to fraction form
    8,529.06/12,797.10 = 3,847.80/x
  3. Step 3: Cross multiply
    8,529.06x = 12,797.10 × 3,847.80
  4. Step 4: Simplify right side
    8,529.06x = 49,240,681.38
  5. Step 5: Solve for x
    x = 49,240,681.38/8,529.06
  6. Step 6: Final answer
    x = 5,773.28

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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.