Home / 11,570.38-17,351.98-4,173.87

Finding the Fourth Proportional to 11,570.38, 17,351.98 and 4,173.87

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Solution

The fourth proportional to 11,570.38, 17,351.98 and 4,173.87 is: 6,259.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,570.38 : 17,351.98 = 4,173.87 : x
  2. Step 2: Convert to fraction form
    11,570.38/17,351.98 = 4,173.87/x
  3. Step 3: Cross multiply
    11,570.38x = 17,351.98 × 4,173.87
  4. Step 4: Simplify right side
    11,570.38x = 72,424,908.73
  5. Step 5: Solve for x
    x = 72,424,908.73/11,570.38
  6. Step 6: Final answer
    x = 6,259.51

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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.