Home / 3,153.24-4,353.03-1,974.96

Finding the Fourth Proportional to 3,153.24, 4,353.03 and 1,974.96

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Solution

The fourth proportional to 3,153.24, 4,353.03 and 1,974.96 is: 2,726.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.24 : 4,353.03 = 1,974.96 : x
  2. Step 2: Convert to fraction form
    3,153.24/4,353.03 = 1,974.96/x
  3. Step 3: Cross multiply
    3,153.24x = 4,353.03 × 1,974.96
  4. Step 4: Simplify right side
    3,153.24x = 8,597,060.13
  5. Step 5: Solve for x
    x = 8,597,060.13/3,153.24
  6. Step 6: Final answer
    x = 2,726.42

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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.