Home / 5,915.68-8,163.84-3,263.20

Finding the Fourth Proportional to 5,915.68, 8,163.84 and 3,263.20

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Solution

The fourth proportional to 5,915.68, 8,163.84 and 3,263.20 is: 4,503.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.68 : 8,163.84 = 3,263.20 : x
  2. Step 2: Convert to fraction form
    5,915.68/8,163.84 = 3,263.20/x
  3. Step 3: Cross multiply
    5,915.68x = 8,163.84 × 3,263.20
  4. Step 4: Simplify right side
    5,915.68x = 26,640,242.69
  5. Step 5: Solve for x
    x = 26,640,242.69/5,915.68
  6. Step 6: Final answer
    x = 4,503.33

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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.