Home / 5,512.02-7,606.94-3,122.62

Finding the Fourth Proportional to 5,512.02, 7,606.94 and 3,122.62

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Solution

The fourth proportional to 5,512.02, 7,606.94 and 3,122.62 is: 4,309.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.02 : 7,606.94 = 3,122.62 : x
  2. Step 2: Convert to fraction form
    5,512.02/7,606.94 = 3,122.62/x
  3. Step 3: Cross multiply
    5,512.02x = 7,606.94 × 3,122.62
  4. Step 4: Simplify right side
    5,512.02x = 23,753,582.98
  5. Step 5: Solve for x
    x = 23,753,582.98/5,512.02
  6. Step 6: Final answer
    x = 4,309.42

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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.