Home / 10,893.54-16,346.69-4,318.91

Finding the Fourth Proportional to 10,893.54, 16,346.69 and 4,318.91

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Solution

The fourth proportional to 10,893.54, 16,346.69 and 4,318.91 is: 6,480.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893.54 : 16,346.69 = 4,318.91 : x
  2. Step 2: Convert to fraction form
    10,893.54/16,346.69 = 4,318.91/x
  3. Step 3: Cross multiply
    10,893.54x = 16,346.69 × 4,318.91
  4. Step 4: Simplify right side
    10,893.54x = 70,599,882.91
  5. Step 5: Solve for x
    x = 70,599,882.91/10,893.54
  6. Step 6: Final answer
    x = 6,480.89

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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.