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Finding the Fourth Proportional to 3,396.32, 5,094.84 and 1,448.72

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Solution

The fourth proportional to 3,396.32, 5,094.84 and 1,448.72 is: 2,173.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396.32 : 5,094.84 = 1,448.72 : x
  2. Step 2: Convert to fraction form
    3,396.32/5,094.84 = 1,448.72/x
  3. Step 3: Cross multiply
    3,396.32x = 5,094.84 × 1,448.72
  4. Step 4: Simplify right side
    3,396.32x = 7,380,996.60
  5. Step 5: Solve for x
    x = 7,380,996.60/3,396.32
  6. Step 6: Final answer
    x = 2,173.23

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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.