Home / 3,084.82-4,257.03-1,668.50

Finding the Fourth Proportional to 3,084.82, 4,257.03 and 1,668.50

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Solution

The fourth proportional to 3,084.82, 4,257.03 and 1,668.50 is: 2,302.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084.82 : 4,257.03 = 1,668.50 : x
  2. Step 2: Convert to fraction form
    3,084.82/4,257.03 = 1,668.50/x
  3. Step 3: Cross multiply
    3,084.82x = 4,257.03 × 1,668.50
  4. Step 4: Simplify right side
    3,084.82x = 7,102,872.60
  5. Step 5: Solve for x
    x = 7,102,872.60/3,084.82
  6. Step 6: Final answer
    x = 2,302.53

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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.