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Finding the Fourth Proportional to 3,494.05, 4,815.01 and 3,265.63

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Solution

The fourth proportional to 3,494.05, 4,815.01 and 3,265.63 is: 4,500.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494.05 : 4,815.01 = 3,265.63 : x
  2. Step 2: Convert to fraction form
    3,494.05/4,815.01 = 3,265.63/x
  3. Step 3: Cross multiply
    3,494.05x = 4,815.01 × 3,265.63
  4. Step 4: Simplify right side
    3,494.05x = 15,724,020.90
  5. Step 5: Solve for x
    x = 15,724,020.90/3,494.05
  6. Step 6: Final answer
    x = 4,500.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.