Home / 3,094.20-4,267.62-1,914.30

Finding the Fourth Proportional to 3,094.20, 4,267.62 and 1,914.30

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Solution

The fourth proportional to 3,094.20, 4,267.62 and 1,914.30 is: 2,640.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,094.20 : 4,267.62 = 1,914.30 : x
  2. Step 2: Convert to fraction form
    3,094.20/4,267.62 = 1,914.30/x
  3. Step 3: Cross multiply
    3,094.20x = 4,267.62 × 1,914.30
  4. Step 4: Simplify right side
    3,094.20x = 8,169,504.97
  5. Step 5: Solve for x
    x = 8,169,504.97/3,094.20
  6. Step 6: Final answer
    x = 2,640.26

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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.