Home / 6,383.24-8,808.40-3,589.16

Finding the Fourth Proportional to 6,383.24, 8,808.40 and 3,589.16

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Solution

The fourth proportional to 6,383.24, 8,808.40 and 3,589.16 is: 4,952.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,383.24 : 8,808.40 = 3,589.16 : x
  2. Step 2: Convert to fraction form
    6,383.24/8,808.40 = 3,589.16/x
  3. Step 3: Cross multiply
    6,383.24x = 8,808.40 × 3,589.16
  4. Step 4: Simplify right side
    6,383.24x = 31,614,756.94
  5. Step 5: Solve for x
    x = 31,614,756.94/6,383.24
  6. Step 6: Final answer
    x = 4,952.78

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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.