Home / 5,396.35-8,081.01-3,416.01

Finding the Fourth Proportional to 5,396.35, 8,081.01 and 3,416.01

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Solution

The fourth proportional to 5,396.35, 8,081.01 and 3,416.01 is: 5,115.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,396.35 : 8,081.01 = 3,416.01 : x
  2. Step 2: Convert to fraction form
    5,396.35/8,081.01 = 3,416.01/x
  3. Step 3: Cross multiply
    5,396.35x = 8,081.01 × 3,416.01
  4. Step 4: Simplify right side
    5,396.35x = 27,604,810.97
  5. Step 5: Solve for x
    x = 27,604,810.97/5,396.35
  6. Step 6: Final answer
    x = 5,115.46

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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.