Home / 8,926.68-13,388.10-5,635.38

Finding the Fourth Proportional to 8,926.68, 13,388.10 and 5,635.38

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Solution

The fourth proportional to 8,926.68, 13,388.10 and 5,635.38 is: 8,451.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,926.68 : 13,388.10 = 5,635.38 : x
  2. Step 2: Convert to fraction form
    8,926.68/13,388.10 = 5,635.38/x
  3. Step 3: Cross multiply
    8,926.68x = 13,388.10 × 5,635.38
  4. Step 4: Simplify right side
    8,926.68x = 75,447,030.98
  5. Step 5: Solve for x
    x = 75,447,030.98/8,926.68
  6. Step 6: Final answer
    x = 8,451.86

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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.