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Finding the Fourth Proportional to 6,993.33, 9,650.10 and 4,008.48

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Solution

The fourth proportional to 6,993.33, 9,650.10 and 4,008.48 is: 5,531.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,993.33 : 9,650.10 = 4,008.48 : x
  2. Step 2: Convert to fraction form
    6,993.33/9,650.10 = 4,008.48/x
  3. Step 3: Cross multiply
    6,993.33x = 9,650.10 × 4,008.48
  4. Step 4: Simplify right side
    6,993.33x = 38,682,184.60
  5. Step 5: Solve for x
    x = 38,682,184.60/6,993.33
  6. Step 6: Final answer
    x = 5,531.30

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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.