Home / 10,796.39-16,157.97-6,639.01

Finding the Fourth Proportional to 10,796.39, 16,157.97 and 6,639.01

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Solution

The fourth proportional to 10,796.39, 16,157.97 and 6,639.01 is: 9,936.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,796.39 : 16,157.97 = 6,639.01 : x
  2. Step 2: Convert to fraction form
    10,796.39/16,157.97 = 6,639.01/x
  3. Step 3: Cross multiply
    10,796.39x = 16,157.97 × 6,639.01
  4. Step 4: Simplify right side
    10,796.39x = 107,272,843.62
  5. Step 5: Solve for x
    x = 107,272,843.62/10,796.39
  6. Step 6: Final answer
    x = 9,936.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.