Home / 3,063.22-4,228.20-1,737.80

Finding the Fourth Proportional to 3,063.22, 4,228.20 and 1,737.80

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Solution

The fourth proportional to 3,063.22, 4,228.20 and 1,737.80 is: 2,398.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.22 : 4,228.20 = 1,737.80 : x
  2. Step 2: Convert to fraction form
    3,063.22/4,228.20 = 1,737.80/x
  3. Step 3: Cross multiply
    3,063.22x = 4,228.20 × 1,737.80
  4. Step 4: Simplify right side
    3,063.22x = 7,347,783.05
  5. Step 5: Solve for x
    x = 7,347,783.05/3,063.22
  6. Step 6: Final answer
    x = 2,398.71

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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.