Home / 3,739.44-5,605.17-1,983.34

Finding the Fourth Proportional to 3,739.44, 5,605.17 and 1,983.34

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Solution

The fourth proportional to 3,739.44, 5,605.17 and 1,983.34 is: 2,972.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.44 : 5,605.17 = 1,983.34 : x
  2. Step 2: Convert to fraction form
    3,739.44/5,605.17 = 1,983.34/x
  3. Step 3: Cross multiply
    3,739.44x = 5,605.17 × 1,983.34
  4. Step 4: Simplify right side
    3,739.44x = 11,116,957.44
  5. Step 5: Solve for x
    x = 11,116,957.44/3,739.44
  6. Step 6: Final answer
    x = 2,972.90

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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.