Home / 5,107.18-7,660.44-1,549.22

Finding the Fourth Proportional to 5,107.18, 7,660.44 and 1,549.22

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Solution

The fourth proportional to 5,107.18, 7,660.44 and 1,549.22 is: 2,323.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107.18 : 7,660.44 = 1,549.22 : x
  2. Step 2: Convert to fraction form
    5,107.18/7,660.44 = 1,549.22/x
  3. Step 3: Cross multiply
    5,107.18x = 7,660.44 × 1,549.22
  4. Step 4: Simplify right side
    5,107.18x = 11,867,706.86
  5. Step 5: Solve for x
    x = 11,867,706.86/5,107.18
  6. Step 6: Final answer
    x = 2,323.73

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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.