Home / 11,054.82-15,251.13-6,804.60

Finding the Fourth Proportional to 11,054.82, 15,251.13 and 6,804.60

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Solution

The fourth proportional to 11,054.82, 15,251.13 and 6,804.60 is: 9,387.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,054.82 : 15,251.13 = 6,804.60 : x
  2. Step 2: Convert to fraction form
    11,054.82/15,251.13 = 6,804.60/x
  3. Step 3: Cross multiply
    11,054.82x = 15,251.13 × 6,804.60
  4. Step 4: Simplify right side
    11,054.82x = 103,777,839.20
  5. Step 5: Solve for x
    x = 103,777,839.20/11,054.82
  6. Step 6: Final answer
    x = 9,387.56

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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.