Home / 8,069.01-12,108.25-3,388.66

Finding the Fourth Proportional to 8,069.01, 12,108.25 and 3,388.66

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Solution

The fourth proportional to 8,069.01, 12,108.25 and 3,388.66 is: 5,084.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069.01 : 12,108.25 = 3,388.66 : x
  2. Step 2: Convert to fraction form
    8,069.01/12,108.25 = 3,388.66/x
  3. Step 3: Cross multiply
    8,069.01x = 12,108.25 × 3,388.66
  4. Step 4: Simplify right side
    8,069.01x = 41,030,742.45
  5. Step 5: Solve for x
    x = 41,030,742.45/8,069.01
  6. Step 6: Final answer
    x = 5,084.98

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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.