Home / 6,185.76-8,536.35-3,391.26

Finding the Fourth Proportional to 6,185.76, 8,536.35 and 3,391.26

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Solution

The fourth proportional to 6,185.76, 8,536.35 and 3,391.26 is: 4,679.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,185.76 : 8,536.35 = 3,391.26 : x
  2. Step 2: Convert to fraction form
    6,185.76/8,536.35 = 3,391.26/x
  3. Step 3: Cross multiply
    6,185.76x = 8,536.35 × 3,391.26
  4. Step 4: Simplify right side
    6,185.76x = 28,948,982.30
  5. Step 5: Solve for x
    x = 28,948,982.30/6,185.76
  6. Step 6: Final answer
    x = 4,679.94

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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.