Home / 6,188.40-8,539.83-3,536.06

Finding the Fourth Proportional to 6,188.40, 8,539.83 and 3,536.06

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Solution

The fourth proportional to 6,188.40, 8,539.83 and 3,536.06 is: 4,879.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,188.40 : 8,539.83 = 3,536.06 : x
  2. Step 2: Convert to fraction form
    6,188.40/8,539.83 = 3,536.06/x
  3. Step 3: Cross multiply
    6,188.40x = 8,539.83 × 3,536.06
  4. Step 4: Simplify right side
    6,188.40x = 30,197,308.57
  5. Step 5: Solve for x
    x = 30,197,308.57/6,188.40
  6. Step 6: Final answer
    x = 4,879.66

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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.