Home / 4,177.74-6,254.35-2,198.69

Finding the Fourth Proportional to 4,177.74, 6,254.35 and 2,198.69

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Solution

The fourth proportional to 4,177.74, 6,254.35 and 2,198.69 is: 3,291.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,177.74 : 6,254.35 = 2,198.69 : x
  2. Step 2: Convert to fraction form
    4,177.74/6,254.35 = 2,198.69/x
  3. Step 3: Cross multiply
    4,177.74x = 6,254.35 × 2,198.69
  4. Step 4: Simplify right side
    4,177.74x = 13,751,340.03
  5. Step 5: Solve for x
    x = 13,751,340.03/4,177.74
  6. Step 6: Final answer
    x = 3,291.57

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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.