Home / 3,213.82-4,815.23-1,754.00

Finding the Fourth Proportional to 3,213.82, 4,815.23 and 1,754.00

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Solution

The fourth proportional to 3,213.82, 4,815.23 and 1,754.00 is: 2,627.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213.82 : 4,815.23 = 1,754.00 : x
  2. Step 2: Convert to fraction form
    3,213.82/4,815.23 = 1,754.00/x
  3. Step 3: Cross multiply
    3,213.82x = 4,815.23 × 1,754.00
  4. Step 4: Simplify right side
    3,213.82x = 8,445,880.57
  5. Step 5: Solve for x
    x = 8,445,880.57/3,213.82
  6. Step 6: Final answer
    x = 2,627.99

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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.