Home / 10,972.44-16,455.10-3,574.96

Finding the Fourth Proportional to 10,972.44, 16,455.10 and 3,574.96

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Solution

The fourth proportional to 10,972.44, 16,455.10 and 3,574.96 is: 5,361.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,972.44 : 16,455.10 = 3,574.96 : x
  2. Step 2: Convert to fraction form
    10,972.44/16,455.10 = 3,574.96/x
  3. Step 3: Cross multiply
    10,972.44x = 16,455.10 × 3,574.96
  4. Step 4: Simplify right side
    10,972.44x = 58,826,324.30
  5. Step 5: Solve for x
    x = 58,826,324.30/10,972.44
  6. Step 6: Final answer
    x = 5,361.28

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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.