Home / 8,079.23-11,150.34-4,542.44

Finding the Fourth Proportional to 8,079.23, 11,150.34 and 4,542.44

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Solution

The fourth proportional to 8,079.23, 11,150.34 and 4,542.44 is: 6,269.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,079.23 : 11,150.34 = 4,542.44 : x
  2. Step 2: Convert to fraction form
    8,079.23/11,150.34 = 4,542.44/x
  3. Step 3: Cross multiply
    8,079.23x = 11,150.34 × 4,542.44
  4. Step 4: Simplify right side
    8,079.23x = 50,649,750.43
  5. Step 5: Solve for x
    x = 50,649,750.43/8,079.23
  6. Step 6: Final answer
    x = 6,269.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.