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Finding the Fourth Proportional to 6,383.81, 9,575.82 and 1,766.81

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Solution

The fourth proportional to 6,383.81, 9,575.82 and 1,766.81 is: 2,650.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,383.81 : 9,575.82 = 1,766.81 : x
  2. Step 2: Convert to fraction form
    6,383.81/9,575.82 = 1,766.81/x
  3. Step 3: Cross multiply
    6,383.81x = 9,575.82 × 1,766.81
  4. Step 4: Simplify right side
    6,383.81x = 16,918,678.47
  5. Step 5: Solve for x
    x = 16,918,678.47/6,383.81
  6. Step 6: Final answer
    x = 2,650.25

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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.