Home / 10,819.67-14,930.84-6,104.39

Finding the Fourth Proportional to 10,819.67, 14,930.84 and 6,104.39

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Solution

The fourth proportional to 10,819.67, 14,930.84 and 6,104.39 is: 8,423.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,819.67 : 14,930.84 = 6,104.39 : x
  2. Step 2: Convert to fraction form
    10,819.67/14,930.84 = 6,104.39/x
  3. Step 3: Cross multiply
    10,819.67x = 14,930.84 × 6,104.39
  4. Step 4: Simplify right side
    10,819.67x = 91,143,610.99
  5. Step 5: Solve for x
    x = 91,143,610.99/10,819.67
  6. Step 6: Final answer
    x = 8,423.88

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1.5x scale

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.