Home / 3,656.94-5,489.01-2,680.26

Finding the Fourth Proportional to 3,656.94, 5,489.01 and 2,680.26

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Solution

The fourth proportional to 3,656.94, 5,489.01 and 2,680.26 is: 4,023.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656.94 : 5,489.01 = 2,680.26 : x
  2. Step 2: Convert to fraction form
    3,656.94/5,489.01 = 2,680.26/x
  3. Step 3: Cross multiply
    3,656.94x = 5,489.01 × 2,680.26
  4. Step 4: Simplify right side
    3,656.94x = 14,711,973.94
  5. Step 5: Solve for x
    x = 14,711,973.94/3,656.94
  6. Step 6: Final answer
    x = 4,023.03

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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.