Home / 4,499.46-6,205.22-2,821.05

Finding the Fourth Proportional to 4,499.46, 6,205.22 and 2,821.05

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Solution

The fourth proportional to 4,499.46, 6,205.22 and 2,821.05 is: 3,890.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,499.46 : 6,205.22 = 2,821.05 : x
  2. Step 2: Convert to fraction form
    4,499.46/6,205.22 = 2,821.05/x
  3. Step 3: Cross multiply
    4,499.46x = 6,205.22 × 2,821.05
  4. Step 4: Simplify right side
    4,499.46x = 17,505,204.85
  5. Step 5: Solve for x
    x = 17,505,204.85/4,499.46
  6. Step 6: Final answer
    x = 3,890.52

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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.