Home / 11,840.44-16,334.38-6,871.48

Finding the Fourth Proportional to 11,840.44, 16,334.38 and 6,871.48

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Solution

The fourth proportional to 11,840.44, 16,334.38 and 6,871.48 is: 9,479.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,840.44 : 16,334.38 = 6,871.48 : x
  2. Step 2: Convert to fraction form
    11,840.44/16,334.38 = 6,871.48/x
  3. Step 3: Cross multiply
    11,840.44x = 16,334.38 × 6,871.48
  4. Step 4: Simplify right side
    11,840.44x = 112,241,365.48
  5. Step 5: Solve for x
    x = 112,241,365.48/11,840.44
  6. Step 6: Final answer
    x = 9,479.49

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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.