Home / 1,898.23-2,842.33-1,485.44

Finding the Fourth Proportional to 1,898.23, 2,842.33 and 1,485.44

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Solution

The fourth proportional to 1,898.23, 2,842.33 and 1,485.44 is: 2,224.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898.23 : 2,842.33 = 1,485.44 : x
  2. Step 2: Convert to fraction form
    1,898.23/2,842.33 = 1,485.44/x
  3. Step 3: Cross multiply
    1,898.23x = 2,842.33 × 1,485.44
  4. Step 4: Simplify right side
    1,898.23x = 4,222,110.68
  5. Step 5: Solve for x
    x = 4,222,110.68/1,898.23
  6. Step 6: Final answer
    x = 2,224.24

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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.