Home / 3,439.45-5,153.50-1,793.53

Finding the Fourth Proportional to 3,439.45, 5,153.50 and 1,793.53

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Solution

The fourth proportional to 3,439.45, 5,153.50 and 1,793.53 is: 2,687.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439.45 : 5,153.50 = 1,793.53 : x
  2. Step 2: Convert to fraction form
    3,439.45/5,153.50 = 1,793.53/x
  3. Step 3: Cross multiply
    3,439.45x = 5,153.50 × 1,793.53
  4. Step 4: Simplify right side
    3,439.45x = 9,242,956.86
  5. Step 5: Solve for x
    x = 9,242,956.86/3,439.45
  6. Step 6: Final answer
    x = 2,687.34

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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.