Home / 12,062.30-18,093.45-4,164.80

Finding the Fourth Proportional to 12,062.30, 18,093.45 and 4,164.80

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Solution

The fourth proportional to 12,062.30, 18,093.45 and 4,164.80 is: 6,247.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,062.30 : 18,093.45 = 4,164.80 : x
  2. Step 2: Convert to fraction form
    12,062.30/18,093.45 = 4,164.80/x
  3. Step 3: Cross multiply
    12,062.30x = 18,093.45 × 4,164.80
  4. Step 4: Simplify right side
    12,062.30x = 75,355,600.56
  5. Step 5: Solve for x
    x = 75,355,600.56/12,062.30
  6. Step 6: Final answer
    x = 6,247.20

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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.