Home / 2,092.22-3,138.85-1,477.12

Finding the Fourth Proportional to 2,092.22, 3,138.85 and 1,477.12

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Solution

The fourth proportional to 2,092.22, 3,138.85 and 1,477.12 is: 2,216.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092.22 : 3,138.85 = 1,477.12 : x
  2. Step 2: Convert to fraction form
    2,092.22/3,138.85 = 1,477.12/x
  3. Step 3: Cross multiply
    2,092.22x = 3,138.85 × 1,477.12
  4. Step 4: Simplify right side
    2,092.22x = 4,636,450.73
  5. Step 5: Solve for x
    x = 4,636,450.73/2,092.22
  6. Step 6: Final answer
    x = 2,216.05

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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.