Home / 4,954.90-7,415.15-3,906.10

Finding the Fourth Proportional to 4,954.90, 7,415.15 and 3,906.10

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Solution

The fourth proportional to 4,954.90, 7,415.15 and 3,906.10 is: 5,845.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,954.90 : 7,415.15 = 3,906.10 : x
  2. Step 2: Convert to fraction form
    4,954.90/7,415.15 = 3,906.10/x
  3. Step 3: Cross multiply
    4,954.90x = 7,415.15 × 3,906.10
  4. Step 4: Simplify right side
    4,954.90x = 28,964,317.42
  5. Step 5: Solve for x
    x = 28,964,317.42/4,954.90
  6. Step 6: Final answer
    x = 5,845.59

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1.5x scale

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.