Home / 6,224.21-8,588.60-3,986.29

Finding the Fourth Proportional to 6,224.21, 8,588.60 and 3,986.29

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Solution

The fourth proportional to 6,224.21, 8,588.60 and 3,986.29 is: 5,500.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,224.21 : 8,588.60 = 3,986.29 : x
  2. Step 2: Convert to fraction form
    6,224.21/8,588.60 = 3,986.29/x
  3. Step 3: Cross multiply
    6,224.21x = 8,588.60 × 3,986.29
  4. Step 4: Simplify right side
    6,224.21x = 34,236,650.29
  5. Step 5: Solve for x
    x = 34,236,650.29/6,224.21
  6. Step 6: Final answer
    x = 5,500.56

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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.