Home / 3,456.06-5,181.23-1,346.64

Finding the Fourth Proportional to 3,456.06, 5,181.23 and 1,346.64

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Solution

The fourth proportional to 3,456.06, 5,181.23 and 1,346.64 is: 2,018.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.06 : 5,181.23 = 1,346.64 : x
  2. Step 2: Convert to fraction form
    3,456.06/5,181.23 = 1,346.64/x
  3. Step 3: Cross multiply
    3,456.06x = 5,181.23 × 1,346.64
  4. Step 4: Simplify right side
    3,456.06x = 6,977,244.83
  5. Step 5: Solve for x
    x = 6,977,244.83/3,456.06
  6. Step 6: Final answer
    x = 2,018.84

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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.