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Finding the Fourth Proportional to 7,090.52, 10,628.52 and 3,197.66

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Solution

The fourth proportional to 7,090.52, 10,628.52 and 3,197.66 is: 4,793.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,090.52 : 10,628.52 = 3,197.66 : x
  2. Step 2: Convert to fraction form
    7,090.52/10,628.52 = 3,197.66/x
  3. Step 3: Cross multiply
    7,090.52x = 10,628.52 × 3,197.66
  4. Step 4: Simplify right side
    7,090.52x = 33,986,393.26
  5. Step 5: Solve for x
    x = 33,986,393.26/7,090.52
  6. Step 6: Final answer
    x = 4,793.22

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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.