Home / 3,290.30-4,936.60-2,056.26

Finding the Fourth Proportional to 3,290.30, 4,936.60 and 2,056.26

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Solution

The fourth proportional to 3,290.30, 4,936.60 and 2,056.26 is: 3,085.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290.30 : 4,936.60 = 2,056.26 : x
  2. Step 2: Convert to fraction form
    3,290.30/4,936.60 = 2,056.26/x
  3. Step 3: Cross multiply
    3,290.30x = 4,936.60 × 2,056.26
  4. Step 4: Simplify right side
    3,290.30x = 10,150,933.12
  5. Step 5: Solve for x
    x = 10,150,933.12/3,290.30
  6. Step 6: Final answer
    x = 3,085.11

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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.