Home / 5,915.84-8,163.74-3,227.09

Finding the Fourth Proportional to 5,915.84, 8,163.74 and 3,227.09

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Solution

The fourth proportional to 5,915.84, 8,163.74 and 3,227.09 is: 4,453.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.84 : 8,163.74 = 3,227.09 : x
  2. Step 2: Convert to fraction form
    5,915.84/8,163.74 = 3,227.09/x
  3. Step 3: Cross multiply
    5,915.84x = 8,163.74 × 3,227.09
  4. Step 4: Simplify right side
    5,915.84x = 26,345,090.97
  5. Step 5: Solve for x
    x = 26,345,090.97/5,915.84
  6. Step 6: Final answer
    x = 4,453.32

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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.