Home / 8,926.38-13,379.90-5,808.62

Finding the Fourth Proportional to 8,926.38, 13,379.90 and 5,808.62

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Solution

The fourth proportional to 8,926.38, 13,379.90 and 5,808.62 is: 8,706.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,926.38 : 13,379.90 = 5,808.62 : x
  2. Step 2: Convert to fraction form
    8,926.38/13,379.90 = 5,808.62/x
  3. Step 3: Cross multiply
    8,926.38x = 13,379.90 × 5,808.62
  4. Step 4: Simplify right side
    8,926.38x = 77,718,658.80
  5. Step 5: Solve for x
    x = 77,718,658.80/8,926.38
  6. Step 6: Final answer
    x = 8,706.63

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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.