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Finding the Fourth Proportional to 6,606.50, 9,899.20 and 4,843.34

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Solution

The fourth proportional to 6,606.50, 9,899.20 and 4,843.34 is: 7,257.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,606.50 : 9,899.20 = 4,843.34 : x
  2. Step 2: Convert to fraction form
    6,606.50/9,899.20 = 4,843.34/x
  3. Step 3: Cross multiply
    6,606.50x = 9,899.20 × 4,843.34
  4. Step 4: Simplify right side
    6,606.50x = 47,945,191.33
  5. Step 5: Solve for x
    x = 47,945,191.33/6,606.50
  6. Step 6: Final answer
    x = 7,257.28

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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.