Home / 10,679.10-14,733.99-6,201.78

Finding the Fourth Proportional to 10,679.10, 14,733.99 and 6,201.78

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Solution

The fourth proportional to 10,679.10, 14,733.99 and 6,201.78 is: 8,556.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,679.10 : 14,733.99 = 6,201.78 : x
  2. Step 2: Convert to fraction form
    10,679.10/14,733.99 = 6,201.78/x
  3. Step 3: Cross multiply
    10,679.10x = 14,733.99 × 6,201.78
  4. Step 4: Simplify right side
    10,679.10x = 91,376,964.50
  5. Step 5: Solve for x
    x = 91,376,964.50/10,679.10
  6. Step 6: Final answer
    x = 8,556.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.