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Finding the Fourth Proportional to 1,883.88, 2,827.56 and 1,357.33

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Solution

The fourth proportional to 1,883.88, 2,827.56 and 1,357.33 is: 2,037.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883.88 : 2,827.56 = 1,357.33 : x
  2. Step 2: Convert to fraction form
    1,883.88/2,827.56 = 1,357.33/x
  3. Step 3: Cross multiply
    1,883.88x = 2,827.56 × 1,357.33
  4. Step 4: Simplify right side
    1,883.88x = 3,837,932.01
  5. Step 5: Solve for x
    x = 3,837,932.01/1,883.88
  6. Step 6: Final answer
    x = 2,037.25

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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.