Home / 10,864.41-16,288.62-3,464.61

Finding the Fourth Proportional to 10,864.41, 16,288.62 and 3,464.61

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Solution

The fourth proportional to 10,864.41, 16,288.62 and 3,464.61 is: 5,194.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,864.41 : 16,288.62 = 3,464.61 : x
  2. Step 2: Convert to fraction form
    10,864.41/16,288.62 = 3,464.61/x
  3. Step 3: Cross multiply
    10,864.41x = 16,288.62 × 3,464.61
  4. Step 4: Simplify right side
    10,864.41x = 56,433,715.74
  5. Step 5: Solve for x
    x = 56,433,715.74/10,864.41
  6. Step 6: Final answer
    x = 5,194.37

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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.