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Finding the Fourth Proportional to 6,662.67, 9,196.64 and 4,302.99

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Solution

The fourth proportional to 6,662.67, 9,196.64 and 4,302.99 is: 5,939.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,662.67 : 9,196.64 = 4,302.99 : x
  2. Step 2: Convert to fraction form
    6,662.67/9,196.64 = 4,302.99/x
  3. Step 3: Cross multiply
    6,662.67x = 9,196.64 × 4,302.99
  4. Step 4: Simplify right side
    6,662.67x = 39,573,049.95
  5. Step 5: Solve for x
    x = 39,573,049.95/6,662.67
  6. Step 6: Final answer
    x = 5,939.52

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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.