Home / 2,588.12-3,883.48-1,199.89

Finding the Fourth Proportional to 2,588.12, 3,883.48 and 1,199.89

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Solution

The fourth proportional to 2,588.12, 3,883.48 and 1,199.89 is: 1,800.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588.12 : 3,883.48 = 1,199.89 : x
  2. Step 2: Convert to fraction form
    2,588.12/3,883.48 = 1,199.89/x
  3. Step 3: Cross multiply
    2,588.12x = 3,883.48 × 1,199.89
  4. Step 4: Simplify right side
    2,588.12x = 4,659,736.11
  5. Step 5: Solve for x
    x = 4,659,736.11/2,588.12
  6. Step 6: Final answer
    x = 1,800.44

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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.