Home / 11,427.26-15,769.73-6,711.62

Finding the Fourth Proportional to 11,427.26, 15,769.73 and 6,711.62

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Solution

The fourth proportional to 11,427.26, 15,769.73 and 6,711.62 is: 9,262.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,427.26 : 15,769.73 = 6,711.62 : x
  2. Step 2: Convert to fraction form
    11,427.26/15,769.73 = 6,711.62/x
  3. Step 3: Cross multiply
    11,427.26x = 15,769.73 × 6,711.62
  4. Step 4: Simplify right side
    11,427.26x = 105,840,435.26
  5. Step 5: Solve for x
    x = 105,840,435.26/11,427.26
  6. Step 6: Final answer
    x = 9,262.10

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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.