Home / 11,769.57-16,246.98-7,946.39

Finding the Fourth Proportional to 11,769.57, 16,246.98 and 7,946.39

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Solution

The fourth proportional to 11,769.57, 16,246.98 and 7,946.39 is: 10,969.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,769.57 : 16,246.98 = 7,946.39 : x
  2. Step 2: Convert to fraction form
    11,769.57/16,246.98 = 7,946.39/x
  3. Step 3: Cross multiply
    11,769.57x = 16,246.98 × 7,946.39
  4. Step 4: Simplify right side
    11,769.57x = 129,104,788.62
  5. Step 5: Solve for x
    x = 129,104,788.62/11,769.57
  6. Step 6: Final answer
    x = 10,969.37

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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.