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Finding the Fourth Proportional to 6,188.39, 9,277.37 and 4,208.47

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Solution

The fourth proportional to 6,188.39, 9,277.37 and 4,208.47 is: 6,309.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,188.39 : 9,277.37 = 4,208.47 : x
  2. Step 2: Convert to fraction form
    6,188.39/9,277.37 = 4,208.47/x
  3. Step 3: Cross multiply
    6,188.39x = 9,277.37 × 4,208.47
  4. Step 4: Simplify right side
    6,188.39x = 39,043,489.09
  5. Step 5: Solve for x
    x = 39,043,489.09/6,188.39
  6. Step 6: Final answer
    x = 6,309.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.