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Finding the Fourth Proportional to 6,383.66, 8,813.79 and 4,705.26

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Solution

The fourth proportional to 6,383.66, 8,813.79 and 4,705.26 is: 6,496.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,383.66 : 8,813.79 = 4,705.26 : x
  2. Step 2: Convert to fraction form
    6,383.66/8,813.79 = 4,705.26/x
  3. Step 3: Cross multiply
    6,383.66x = 8,813.79 × 4,705.26
  4. Step 4: Simplify right side
    6,383.66x = 41,471,173.54
  5. Step 5: Solve for x
    x = 41,471,173.54/6,383.66
  6. Step 6: Final answer
    x = 6,496.46

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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.