Home / 1,852.78-2,557.48-1,067.14

Finding the Fourth Proportional to 1,852.78, 2,557.48 and 1,067.14

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Solution

The fourth proportional to 1,852.78, 2,557.48 and 1,067.14 is: 1,473.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852.78 : 2,557.48 = 1,067.14 : x
  2. Step 2: Convert to fraction form
    1,852.78/2,557.48 = 1,067.14/x
  3. Step 3: Cross multiply
    1,852.78x = 2,557.48 × 1,067.14
  4. Step 4: Simplify right side
    1,852.78x = 2,729,189.21
  5. Step 5: Solve for x
    x = 2,729,189.21/1,852.78
  6. Step 6: Final answer
    x = 1,473.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.