Home / 1,897.44-2,848.56-1,323.36

Finding the Fourth Proportional to 1,897.44, 2,848.56 and 1,323.36

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Solution

The fourth proportional to 1,897.44, 2,848.56 and 1,323.36 is: 1,986.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897.44 : 2,848.56 = 1,323.36 : x
  2. Step 2: Convert to fraction form
    1,897.44/2,848.56 = 1,323.36/x
  3. Step 3: Cross multiply
    1,897.44x = 2,848.56 × 1,323.36
  4. Step 4: Simplify right side
    1,897.44x = 3,769,670.36
  5. Step 5: Solve for x
    x = 3,769,670.36/1,897.44
  6. Step 6: Final answer
    x = 1,986.71

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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.