Home / 11,046.70-16,570.14-3,149.20

Finding the Fourth Proportional to 11,046.70, 16,570.14 and 3,149.20

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Solution

The fourth proportional to 11,046.70, 16,570.14 and 3,149.20 is: 4,723.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,046.70 : 16,570.14 = 3,149.20 : x
  2. Step 2: Convert to fraction form
    11,046.70/16,570.14 = 3,149.20/x
  3. Step 3: Cross multiply
    11,046.70x = 16,570.14 × 3,149.20
  4. Step 4: Simplify right side
    11,046.70x = 52,182,594.16
  5. Step 5: Solve for x
    x = 52,182,594.16/11,046.70
  6. Step 6: Final answer
    x = 4,723.82

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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.