Home / 3,186.44-4,779.62-2,245.52

Finding the Fourth Proportional to 3,186.44, 4,779.62 and 2,245.52

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Solution

The fourth proportional to 3,186.44, 4,779.62 and 2,245.52 is: 3,368.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186.44 : 4,779.62 = 2,245.52 : x
  2. Step 2: Convert to fraction form
    3,186.44/4,779.62 = 2,245.52/x
  3. Step 3: Cross multiply
    3,186.44x = 4,779.62 × 2,245.52
  4. Step 4: Simplify right side
    3,186.44x = 10,732,708.40
  5. Step 5: Solve for x
    x = 10,732,708.40/3,186.44
  6. Step 6: Final answer
    x = 3,368.25

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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.