Home / 6,205.44-8,565.12-4,108.80

Finding the Fourth Proportional to 6,205.44, 8,565.12 and 4,108.80

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Solution

The fourth proportional to 6,205.44, 8,565.12 and 4,108.80 is: 5,671.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,205.44 : 8,565.12 = 4,108.80 : x
  2. Step 2: Convert to fraction form
    6,205.44/8,565.12 = 4,108.80/x
  3. Step 3: Cross multiply
    6,205.44x = 8,565.12 × 4,108.80
  4. Step 4: Simplify right side
    6,205.44x = 35,192,365.06
  5. Step 5: Solve for x
    x = 35,192,365.06/6,205.44
  6. Step 6: Final answer
    x = 5,671.21

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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.