Home / 1,860.03-2,568.57-1,198.03

Finding the Fourth Proportional to 1,860.03, 2,568.57 and 1,198.03

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Solution

The fourth proportional to 1,860.03, 2,568.57 and 1,198.03 is: 1,654.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860.03 : 2,568.57 = 1,198.03 : x
  2. Step 2: Convert to fraction form
    1,860.03/2,568.57 = 1,198.03/x
  3. Step 3: Cross multiply
    1,860.03x = 2,568.57 × 1,198.03
  4. Step 4: Simplify right side
    1,860.03x = 3,077,223.92
  5. Step 5: Solve for x
    x = 3,077,223.92/1,860.03
  6. Step 6: Final answer
    x = 1,654.39

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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.