Home / 1,886.22-2,827.80-1,629.27

Finding the Fourth Proportional to 1,886.22, 2,827.80 and 1,629.27

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Solution

The fourth proportional to 1,886.22, 2,827.80 and 1,629.27 is: 2,442.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886.22 : 2,827.80 = 1,629.27 : x
  2. Step 2: Convert to fraction form
    1,886.22/2,827.80 = 1,629.27/x
  3. Step 3: Cross multiply
    1,886.22x = 2,827.80 × 1,629.27
  4. Step 4: Simplify right side
    1,886.22x = 4,607,249.71
  5. Step 5: Solve for x
    x = 4,607,249.71/1,886.22
  6. Step 6: Final answer
    x = 2,442.58

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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.