Home / 1,858.44-2,566.56-1,608.56

Finding the Fourth Proportional to 1,858.44, 2,566.56 and 1,608.56

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Solution

The fourth proportional to 1,858.44, 2,566.56 and 1,608.56 is: 2,221.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858.44 : 2,566.56 = 1,608.56 : x
  2. Step 2: Convert to fraction form
    1,858.44/2,566.56 = 1,608.56/x
  3. Step 3: Cross multiply
    1,858.44x = 2,566.56 × 1,608.56
  4. Step 4: Simplify right side
    1,858.44x = 4,128,465.75
  5. Step 5: Solve for x
    x = 4,128,465.75/1,858.44
  6. Step 6: Final answer
    x = 2,221.47

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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.