Home / 11,462.65-17,193.98-3,142.73

Finding the Fourth Proportional to 11,462.65, 17,193.98 and 3,142.73

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Solution

The fourth proportional to 11,462.65, 17,193.98 and 3,142.73 is: 4,714.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,462.65 : 17,193.98 = 3,142.73 : x
  2. Step 2: Convert to fraction form
    11,462.65/17,193.98 = 3,142.73/x
  3. Step 3: Cross multiply
    11,462.65x = 17,193.98 × 3,142.73
  4. Step 4: Simplify right side
    11,462.65x = 54,036,087.61
  5. Step 5: Solve for x
    x = 54,036,087.61/11,462.65
  6. Step 6: Final answer
    x = 4,714.10

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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.