Home / 9,996.09-13,798.71-6,819.87

Finding the Fourth Proportional to 9,996.09, 13,798.71 and 6,819.87

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Solution

The fourth proportional to 9,996.09, 13,798.71 and 6,819.87 is: 9,414.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,996.09 : 13,798.71 = 6,819.87 : x
  2. Step 2: Convert to fraction form
    9,996.09/13,798.71 = 6,819.87/x
  3. Step 3: Cross multiply
    9,996.09x = 13,798.71 × 6,819.87
  4. Step 4: Simplify right side
    9,996.09x = 94,105,408.37
  5. Step 5: Solve for x
    x = 94,105,408.37/9,996.09
  6. Step 6: Final answer
    x = 9,414.22

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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.