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Finding the Fourth Proportional to 3,563.88, 4,938.99 and 3,494.76

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Solution

The fourth proportional to 3,563.88, 4,938.99 and 3,494.76 is: 4,843.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563.88 : 4,938.99 = 3,494.76 : x
  2. Step 2: Convert to fraction form
    3,563.88/4,938.99 = 3,494.76/x
  3. Step 3: Cross multiply
    3,563.88x = 4,938.99 × 3,494.76
  4. Step 4: Simplify right side
    3,563.88x = 17,260,584.69
  5. Step 5: Solve for x
    x = 17,260,584.69/3,563.88
  6. Step 6: Final answer
    x = 4,843.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.