Home / 6,223.96-8,588.26-3,986.05

Finding the Fourth Proportional to 6,223.96, 8,588.26 and 3,986.05

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Solution

The fourth proportional to 6,223.96, 8,588.26 and 3,986.05 is: 5,500.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,223.96 : 8,588.26 = 3,986.05 : x
  2. Step 2: Convert to fraction form
    6,223.96/8,588.26 = 3,986.05/x
  3. Step 3: Cross multiply
    6,223.96x = 8,588.26 × 3,986.05
  4. Step 4: Simplify right side
    6,223.96x = 34,233,202.34
  5. Step 5: Solve for x
    x = 34,233,202.34/6,223.96
  6. Step 6: Final answer
    x = 5,500.23

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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.