Home / 8,803.09-13,197.41-4,120.82

Finding the Fourth Proportional to 8,803.09, 13,197.41 and 4,120.82

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Solution

The fourth proportional to 8,803.09, 13,197.41 and 4,120.82 is: 6,177.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,803.09 : 13,197.41 = 4,120.82 : x
  2. Step 2: Convert to fraction form
    8,803.09/13,197.41 = 4,120.82/x
  3. Step 3: Cross multiply
    8,803.09x = 13,197.41 × 4,120.82
  4. Step 4: Simplify right side
    8,803.09x = 54,384,151.08
  5. Step 5: Solve for x
    x = 54,384,151.08/8,803.09
  6. Step 6: Final answer
    x = 6,177.85

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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.