Home / 1,342.19-2,022.44-1,104.05

Finding the Fourth Proportional to 1,342.19, 2,022.44 and 1,104.05

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Solution

The fourth proportional to 1,342.19, 2,022.44 and 1,104.05 is: 1,663.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342.19 : 2,022.44 = 1,104.05 : x
  2. Step 2: Convert to fraction form
    1,342.19/2,022.44 = 1,104.05/x
  3. Step 3: Cross multiply
    1,342.19x = 2,022.44 × 1,104.05
  4. Step 4: Simplify right side
    1,342.19x = 2,232,874.42
  5. Step 5: Solve for x
    x = 2,232,874.42/1,342.19
  6. Step 6: Final answer
    x = 1,663.60

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.