Home / 6,816.64-9,406.36-3,832.08

Finding the Fourth Proportional to 6,816.64, 9,406.36 and 3,832.08

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Solution

The fourth proportional to 6,816.64, 9,406.36 and 3,832.08 is: 5,287.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,816.64 : 9,406.36 = 3,832.08 : x
  2. Step 2: Convert to fraction form
    6,816.64/9,406.36 = 3,832.08/x
  3. Step 3: Cross multiply
    6,816.64x = 9,406.36 × 3,832.08
  4. Step 4: Simplify right side
    6,816.64x = 36,045,924.03
  5. Step 5: Solve for x
    x = 36,045,924.03/6,816.64
  6. Step 6: Final answer
    x = 5,287.93

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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.