Home / 5,213.21-7,195.16-3,325.36

Finding the Fourth Proportional to 5,213.21, 7,195.16 and 3,325.36

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Solution

The fourth proportional to 5,213.21, 7,195.16 and 3,325.36 is: 4,589.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213.21 : 7,195.16 = 3,325.36 : x
  2. Step 2: Convert to fraction form
    5,213.21/7,195.16 = 3,325.36/x
  3. Step 3: Cross multiply
    5,213.21x = 7,195.16 × 3,325.36
  4. Step 4: Simplify right side
    5,213.21x = 23,926,487.58
  5. Step 5: Solve for x
    x = 23,926,487.58/5,213.21
  6. Step 6: Final answer
    x = 4,589.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.