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Finding the Fourth Proportional to 3,373.36, 5,059.96 and 908.44

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Solution

The fourth proportional to 3,373.36, 5,059.96 and 908.44 is: 1,362.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,373.36 : 5,059.96 = 908.44 : x
  2. Step 2: Convert to fraction form
    3,373.36/5,059.96 = 908.44/x
  3. Step 3: Cross multiply
    3,373.36x = 5,059.96 × 908.44
  4. Step 4: Simplify right side
    3,373.36x = 4,596,670.06
  5. Step 5: Solve for x
    x = 4,596,670.06/3,373.36
  6. Step 6: Final answer
    x = 1,362.64

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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.