Home / 4,198.50-6,296.07-1,276.26

Finding the Fourth Proportional to 4,198.50, 6,296.07 and 1,276.26

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Solution

The fourth proportional to 4,198.50, 6,296.07 and 1,276.26 is: 1,913.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,198.50 : 6,296.07 = 1,276.26 : x
  2. Step 2: Convert to fraction form
    4,198.50/6,296.07 = 1,276.26/x
  3. Step 3: Cross multiply
    4,198.50x = 6,296.07 × 1,276.26
  4. Step 4: Simplify right side
    4,198.50x = 8,035,422.30
  5. Step 5: Solve for x
    x = 8,035,422.30/4,198.50
  6. Step 6: Final answer
    x = 1,913.88

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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.