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Finding the Fourth Proportional to 4,989.09, 7,481.14 and 1,701.03

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Solution

The fourth proportional to 4,989.09, 7,481.14 and 1,701.03 is: 2,550.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989.09 : 7,481.14 = 1,701.03 : x
  2. Step 2: Convert to fraction form
    4,989.09/7,481.14 = 1,701.03/x
  3. Step 3: Cross multiply
    4,989.09x = 7,481.14 × 1,701.03
  4. Step 4: Simplify right side
    4,989.09x = 12,725,643.57
  5. Step 5: Solve for x
    x = 12,725,643.57/4,989.09
  6. Step 6: Final answer
    x = 2,550.69

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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.