Home / 5,476.31-8,212.03-3,396.23

Finding the Fourth Proportional to 5,476.31, 8,212.03 and 3,396.23

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Solution

The fourth proportional to 5,476.31, 8,212.03 and 3,396.23 is: 5,092.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.31 : 8,212.03 = 3,396.23 : x
  2. Step 2: Convert to fraction form
    5,476.31/8,212.03 = 3,396.23/x
  3. Step 3: Cross multiply
    5,476.31x = 8,212.03 × 3,396.23
  4. Step 4: Simplify right side
    5,476.31x = 27,889,943.00
  5. Step 5: Solve for x
    x = 27,889,943.00/5,476.31
  6. Step 6: Final answer
    x = 5,092.84

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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.