Home / 11,551.14-15,944.54-6,772.62

Finding the Fourth Proportional to 11,551.14, 15,944.54 and 6,772.62

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Solution

The fourth proportional to 11,551.14, 15,944.54 and 6,772.62 is: 9,348.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,551.14 : 15,944.54 = 6,772.62 : x
  2. Step 2: Convert to fraction form
    11,551.14/15,944.54 = 6,772.62/x
  3. Step 3: Cross multiply
    11,551.14x = 15,944.54 × 6,772.62
  4. Step 4: Simplify right side
    11,551.14x = 107,986,310.49
  5. Step 5: Solve for x
    x = 107,986,310.49/11,551.14
  6. Step 6: Final answer
    x = 9,348.55

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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.