Home / 2,038.03-2,813.14-1,198.69

Finding the Fourth Proportional to 2,038.03, 2,813.14 and 1,198.69

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Solution

The fourth proportional to 2,038.03, 2,813.14 and 1,198.69 is: 1,654.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038.03 : 2,813.14 = 1,198.69 : x
  2. Step 2: Convert to fraction form
    2,038.03/2,813.14 = 1,198.69/x
  3. Step 3: Cross multiply
    2,038.03x = 2,813.14 × 1,198.69
  4. Step 4: Simplify right side
    2,038.03x = 3,372,077.25
  5. Step 5: Solve for x
    x = 3,372,077.25/2,038.03
  6. Step 6: Final answer
    x = 1,654.58

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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.