Home / 6,816.21-9,406.32-3,832.02

Finding the Fourth Proportional to 6,816.21, 9,406.32 and 3,832.02

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Solution

The fourth proportional to 6,816.21, 9,406.32 and 3,832.02 is: 5,288.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,816.21 : 9,406.32 = 3,832.02 : x
  2. Step 2: Convert to fraction form
    6,816.21/9,406.32 = 3,832.02/x
  3. Step 3: Cross multiply
    6,816.21x = 9,406.32 × 3,832.02
  4. Step 4: Simplify right side
    6,816.21x = 36,045,206.37
  5. Step 5: Solve for x
    x = 36,045,206.37/6,816.21
  6. Step 6: Final answer
    x = 5,288.16

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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.