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Finding the Fourth Proportional to 6,606.09, 9,896.88 and 4,728.11

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Solution

The fourth proportional to 6,606.09, 9,896.88 and 4,728.11 is: 7,083.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,606.09 : 9,896.88 = 4,728.11 : x
  2. Step 2: Convert to fraction form
    6,606.09/9,896.88 = 4,728.11/x
  3. Step 3: Cross multiply
    6,606.09x = 9,896.88 × 4,728.11
  4. Step 4: Simplify right side
    6,606.09x = 46,793,505.54
  5. Step 5: Solve for x
    x = 46,793,505.54/6,606.09
  6. Step 6: Final answer
    x = 7,083.39

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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.