Home / 8,109.36-12,164.08-2,266.02

Finding the Fourth Proportional to 8,109.36, 12,164.08 and 2,266.02

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Solution

The fourth proportional to 8,109.36, 12,164.08 and 2,266.02 is: 3,399.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,109.36 : 12,164.08 = 2,266.02 : x
  2. Step 2: Convert to fraction form
    8,109.36/12,164.08 = 2,266.02/x
  3. Step 3: Cross multiply
    8,109.36x = 12,164.08 × 2,266.02
  4. Step 4: Simplify right side
    8,109.36x = 27,564,048.56
  5. Step 5: Solve for x
    x = 27,564,048.56/8,109.36
  6. Step 6: Final answer
    x = 3,399.04

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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.