Home / 3,205.50-4,424.34-2,084.50

Finding the Fourth Proportional to 3,205.50, 4,424.34 and 2,084.50

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Solution

The fourth proportional to 3,205.50, 4,424.34 and 2,084.50 is: 2,877.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205.50 : 4,424.34 = 2,084.50 : x
  2. Step 2: Convert to fraction form
    3,205.50/4,424.34 = 2,084.50/x
  3. Step 3: Cross multiply
    3,205.50x = 4,424.34 × 2,084.50
  4. Step 4: Simplify right side
    3,205.50x = 9,222,525.67
  5. Step 5: Solve for x
    x = 9,222,525.67/3,205.50
  6. Step 6: Final answer
    x = 2,877.09

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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.