Home / 4,284.51-6,427.73-1,821.44

Finding the Fourth Proportional to 4,284.51, 6,427.73 and 1,821.44

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Solution

The fourth proportional to 4,284.51, 6,427.73 and 1,821.44 is: 2,732.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.51 : 6,427.73 = 1,821.44 : x
  2. Step 2: Convert to fraction form
    4,284.51/6,427.73 = 1,821.44/x
  3. Step 3: Cross multiply
    4,284.51x = 6,427.73 × 1,821.44
  4. Step 4: Simplify right side
    4,284.51x = 11,707,683.29
  5. Step 5: Solve for x
    x = 11,707,683.29/4,284.51
  6. Step 6: Final answer
    x = 2,732.56

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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.