Home / 3,675.51-5,069.39-2,682.32

Finding the Fourth Proportional to 3,675.51, 5,069.39 and 2,682.32

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Solution

The fourth proportional to 3,675.51, 5,069.39 and 2,682.32 is: 3,699.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675.51 : 5,069.39 = 2,682.32 : x
  2. Step 2: Convert to fraction form
    3,675.51/5,069.39 = 2,682.32/x
  3. Step 3: Cross multiply
    3,675.51x = 5,069.39 × 2,682.32
  4. Step 4: Simplify right side
    3,675.51x = 13,597,687.43
  5. Step 5: Solve for x
    x = 13,597,687.43/3,675.51
  6. Step 6: Final answer
    x = 3,699.54

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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.