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Finding the Fourth Proportional to 4,984.11, 7,474.95 and 2,063.25

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Solution

The fourth proportional to 4,984.11, 7,474.95 and 2,063.25 is: 3,094.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984.11 : 7,474.95 = 2,063.25 : x
  2. Step 2: Convert to fraction form
    4,984.11/7,474.95 = 2,063.25/x
  3. Step 3: Cross multiply
    4,984.11x = 7,474.95 × 2,063.25
  4. Step 4: Simplify right side
    4,984.11x = 15,422,690.59
  5. Step 5: Solve for x
    x = 15,422,690.59/4,984.11
  6. Step 6: Final answer
    x = 3,094.37

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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.