Home / 3,409.89-4,706.13-2,084.34

Finding the Fourth Proportional to 3,409.89, 4,706.13 and 2,084.34

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Solution

The fourth proportional to 3,409.89, 4,706.13 and 2,084.34 is: 2,876.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.89 : 4,706.13 = 2,084.34 : x
  2. Step 2: Convert to fraction form
    3,409.89/4,706.13 = 2,084.34/x
  3. Step 3: Cross multiply
    3,409.89x = 4,706.13 × 2,084.34
  4. Step 4: Simplify right side
    3,409.89x = 9,809,175.00
  5. Step 5: Solve for x
    x = 9,809,175.00/3,409.89
  6. Step 6: Final answer
    x = 2,876.68

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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.