Home / 3,276.21-4,915.90-1,632.99

Finding the Fourth Proportional to 3,276.21, 4,915.90 and 1,632.99

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Solution

The fourth proportional to 3,276.21, 4,915.90 and 1,632.99 is: 2,450.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.21 : 4,915.90 = 1,632.99 : x
  2. Step 2: Convert to fraction form
    3,276.21/4,915.90 = 1,632.99/x
  3. Step 3: Cross multiply
    3,276.21x = 4,915.90 × 1,632.99
  4. Step 4: Simplify right side
    3,276.21x = 8,027,615.54
  5. Step 5: Solve for x
    x = 8,027,615.54/3,276.21
  6. Step 6: Final answer
    x = 2,450.28

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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.