Home / 2,192.73-3,289.22-1,574.90

Finding the Fourth Proportional to 2,192.73, 3,289.22 and 1,574.90

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Solution

The fourth proportional to 2,192.73, 3,289.22 and 1,574.90 is: 2,362.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.73 : 3,289.22 = 1,574.90 : x
  2. Step 2: Convert to fraction form
    2,192.73/3,289.22 = 1,574.90/x
  3. Step 3: Cross multiply
    2,192.73x = 3,289.22 × 1,574.90
  4. Step 4: Simplify right side
    2,192.73x = 5,180,192.58
  5. Step 5: Solve for x
    x = 5,180,192.58/2,192.73
  6. Step 6: Final answer
    x = 2,362.44

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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.