Home / 8,926.29-13,381.88-5,456.25

Finding the Fourth Proportional to 8,926.29, 13,381.88 and 5,456.25

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Solution

The fourth proportional to 8,926.29, 13,381.88 and 5,456.25 is: 8,179.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,926.29 : 13,381.88 = 5,456.25 : x
  2. Step 2: Convert to fraction form
    8,926.29/13,381.88 = 5,456.25/x
  3. Step 3: Cross multiply
    8,926.29x = 13,381.88 × 5,456.25
  4. Step 4: Simplify right side
    8,926.29x = 73,014,855.47
  5. Step 5: Solve for x
    x = 73,014,855.47/8,926.29
  6. Step 6: Final answer
    x = 8,179.75

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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.