Home / 3,644.15-5,462.33-2,080.80

Finding the Fourth Proportional to 3,644.15, 5,462.33 and 2,080.80

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Solution

The fourth proportional to 3,644.15, 5,462.33 and 2,080.80 is: 3,118.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644.15 : 5,462.33 = 2,080.80 : x
  2. Step 2: Convert to fraction form
    3,644.15/5,462.33 = 2,080.80/x
  3. Step 3: Cross multiply
    3,644.15x = 5,462.33 × 2,080.80
  4. Step 4: Simplify right side
    3,644.15x = 11,366,005.86
  5. Step 5: Solve for x
    x = 11,366,005.86/3,644.15
  6. Step 6: Final answer
    x = 3,118.98

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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.