Home / 1,904.44-2,853.78-1,357.78

Finding the Fourth Proportional to 1,904.44, 2,853.78 and 1,357.78

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Solution

The fourth proportional to 1,904.44, 2,853.78 and 1,357.78 is: 2,034.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904.44 : 2,853.78 = 1,357.78 : x
  2. Step 2: Convert to fraction form
    1,904.44/2,853.78 = 1,357.78/x
  3. Step 3: Cross multiply
    1,904.44x = 2,853.78 × 1,357.78
  4. Step 4: Simplify right side
    1,904.44x = 3,874,805.41
  5. Step 5: Solve for x
    x = 3,874,805.41/1,904.44
  6. Step 6: Final answer
    x = 2,034.62

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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.