Home / 2,291.59-3,437.37-1,198.09

Finding the Fourth Proportional to 2,291.59, 3,437.37 and 1,198.09

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Solution

The fourth proportional to 2,291.59, 3,437.37 and 1,198.09 is: 1,797.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291.59 : 3,437.37 = 1,198.09 : x
  2. Step 2: Convert to fraction form
    2,291.59/3,437.37 = 1,198.09/x
  3. Step 3: Cross multiply
    2,291.59x = 3,437.37 × 1,198.09
  4. Step 4: Simplify right side
    2,291.59x = 4,118,278.62
  5. Step 5: Solve for x
    x = 4,118,278.62/2,291.59
  6. Step 6: Final answer
    x = 1,797.13

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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.