Home / 8,008.14-12,012.46-2,164.80

Finding the Fourth Proportional to 8,008.14, 12,012.46 and 2,164.80

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Solution

The fourth proportional to 8,008.14, 12,012.46 and 2,164.80 is: 3,247.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,008.14 : 12,012.46 = 2,164.80 : x
  2. Step 2: Convert to fraction form
    8,008.14/12,012.46 = 2,164.80/x
  3. Step 3: Cross multiply
    8,008.14x = 12,012.46 × 2,164.80
  4. Step 4: Simplify right side
    8,008.14x = 26,004,573.41
  5. Step 5: Solve for x
    x = 26,004,573.41/8,008.14
  6. Step 6: Final answer
    x = 3,247.27

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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.