Home / 11,843.42-16,343.46-6,538.19

Finding the Fourth Proportional to 11,843.42, 16,343.46 and 6,538.19

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Solution

The fourth proportional to 11,843.42, 16,343.46 and 6,538.19 is: 9,022.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,843.42 : 16,343.46 = 6,538.19 : x
  2. Step 2: Convert to fraction form
    11,843.42/16,343.46 = 6,538.19/x
  3. Step 3: Cross multiply
    11,843.42x = 16,343.46 × 6,538.19
  4. Step 4: Simplify right side
    11,843.42x = 106,856,646.74
  5. Step 5: Solve for x
    x = 106,856,646.74/11,843.42
  6. Step 6: Final answer
    x = 9,022.45

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Half scale
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Double scale
Find fourth proportional to 11,844.42, 16,344.84 and 6,539.19
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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.