Home / 4,682.70-7,028.60-3,653.90

Finding the Fourth Proportional to 4,682.70, 7,028.60 and 3,653.90

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Solution

The fourth proportional to 4,682.70, 7,028.60 and 3,653.90 is: 5,484.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682.70 : 7,028.60 = 3,653.90 : x
  2. Step 2: Convert to fraction form
    4,682.70/7,028.60 = 3,653.90/x
  3. Step 3: Cross multiply
    4,682.70x = 7,028.60 × 3,653.90
  4. Step 4: Simplify right side
    4,682.70x = 25,681,801.54
  5. Step 5: Solve for x
    x = 25,681,801.54/4,682.70
  6. Step 6: Final answer
    x = 5,484.40

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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.