Home / 1,456.03-2,183.23-808.03

Finding the Fourth Proportional to 1,456.03, 2,183.23 and 808.03

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Solution

The fourth proportional to 1,456.03, 2,183.23 and 808.03 is: 1,211.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456.03 : 2,183.23 = 808.03 : x
  2. Step 2: Convert to fraction form
    1,456.03/2,183.23 = 808.03/x
  3. Step 3: Cross multiply
    1,456.03x = 2,183.23 × 808.03
  4. Step 4: Simplify right side
    1,456.03x = 1,764,115.34
  5. Step 5: Solve for x
    x = 1,764,115.34/1,456.03
  6. Step 6: Final answer
    x = 1,211.59

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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.