Home / 3,316.62-4,576.84-1,900.26

Finding the Fourth Proportional to 3,316.62, 4,576.84 and 1,900.26

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Solution

The fourth proportional to 3,316.62, 4,576.84 and 1,900.26 is: 2,622.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.62 : 4,576.84 = 1,900.26 : x
  2. Step 2: Convert to fraction form
    3,316.62/4,576.84 = 1,900.26/x
  3. Step 3: Cross multiply
    3,316.62x = 4,576.84 × 1,900.26
  4. Step 4: Simplify right side
    3,316.62x = 8,697,185.98
  5. Step 5: Solve for x
    x = 8,697,185.98/3,316.62
  6. Step 6: Final answer
    x = 2,622.30

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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.