Home / 2,825.22-4,237.30-1,181.32

Finding the Fourth Proportional to 2,825.22, 4,237.30 and 1,181.32

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Solution

The fourth proportional to 2,825.22, 4,237.30 and 1,181.32 is: 1,771.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825.22 : 4,237.30 = 1,181.32 : x
  2. Step 2: Convert to fraction form
    2,825.22/4,237.30 = 1,181.32/x
  3. Step 3: Cross multiply
    2,825.22x = 4,237.30 × 1,181.32
  4. Step 4: Simplify right side
    2,825.22x = 5,005,607.24
  5. Step 5: Solve for x
    x = 5,005,607.24/2,825.22
  6. Step 6: Final answer
    x = 1,771.76

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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.