Home / 11,203.76-16,793.91-4,180.75

Finding the Fourth Proportional to 11,203.76, 16,793.91 and 4,180.75

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Solution

The fourth proportional to 11,203.76, 16,793.91 and 4,180.75 is: 6,266.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,203.76 : 16,793.91 = 4,180.75 : x
  2. Step 2: Convert to fraction form
    11,203.76/16,793.91 = 4,180.75/x
  3. Step 3: Cross multiply
    11,203.76x = 16,793.91 × 4,180.75
  4. Step 4: Simplify right side
    11,203.76x = 70,211,139.23
  5. Step 5: Solve for x
    x = 70,211,139.23/11,203.76
  6. Step 6: Final answer
    x = 6,266.75

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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.