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Finding the Fourth Proportional to 6,180.99, 8,529.80 and 3,348.41

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Solution

The fourth proportional to 6,180.99, 8,529.80 and 3,348.41 is: 4,620.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,180.99 : 8,529.80 = 3,348.41 : x
  2. Step 2: Convert to fraction form
    6,180.99/8,529.80 = 3,348.41/x
  3. Step 3: Cross multiply
    6,180.99x = 8,529.80 × 3,348.41
  4. Step 4: Simplify right side
    6,180.99x = 28,561,208.23
  5. Step 5: Solve for x
    x = 28,561,208.23/6,180.99
  6. Step 6: Final answer
    x = 4,620.81

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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.