Home / 6,241.72-8,614.62-3,723.94

Finding the Fourth Proportional to 6,241.72, 8,614.62 and 3,723.94

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Solution

The fourth proportional to 6,241.72, 8,614.62 and 3,723.94 is: 5,139.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,241.72 : 8,614.62 = 3,723.94 : x
  2. Step 2: Convert to fraction form
    6,241.72/8,614.62 = 3,723.94/x
  3. Step 3: Cross multiply
    6,241.72x = 8,614.62 × 3,723.94
  4. Step 4: Simplify right side
    6,241.72x = 32,080,328.00
  5. Step 5: Solve for x
    x = 32,080,328.00/6,241.72
  6. Step 6: Final answer
    x = 5,139.66

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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.