Home / 7,493.52-11,241.60-3,108.72

Finding the Fourth Proportional to 7,493.52, 11,241.60 and 3,108.72

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Solution

The fourth proportional to 7,493.52, 11,241.60 and 3,108.72 is: 4,663.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,493.52 : 11,241.60 = 3,108.72 : x
  2. Step 2: Convert to fraction form
    7,493.52/11,241.60 = 3,108.72/x
  3. Step 3: Cross multiply
    7,493.52x = 11,241.60 × 3,108.72
  4. Step 4: Simplify right side
    7,493.52x = 34,946,986.75
  5. Step 5: Solve for x
    x = 34,946,986.75/7,493.52
  6. Step 6: Final answer
    x = 4,663.63

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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.