Home / 3,673.45-5,066.40-2,965.09

Finding the Fourth Proportional to 3,673.45, 5,066.40 and 2,965.09

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Solution

The fourth proportional to 3,673.45, 5,066.40 and 2,965.09 is: 4,089.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,673.45 : 5,066.40 = 2,965.09 : x
  2. Step 2: Convert to fraction form
    3,673.45/5,066.40 = 2,965.09/x
  3. Step 3: Cross multiply
    3,673.45x = 5,066.40 × 2,965.09
  4. Step 4: Simplify right side
    3,673.45x = 15,022,331.98
  5. Step 5: Solve for x
    x = 15,022,331.98/3,673.45
  6. Step 6: Final answer
    x = 4,089.43

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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.