Home / 2,554.66-3,828.36-1,967.44

Finding the Fourth Proportional to 2,554.66, 3,828.36 and 1,967.44

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Solution

The fourth proportional to 2,554.66, 3,828.36 and 1,967.44 is: 2,948.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,554.66 : 3,828.36 = 1,967.44 : x
  2. Step 2: Convert to fraction form
    2,554.66/3,828.36 = 1,967.44/x
  3. Step 3: Cross multiply
    2,554.66x = 3,828.36 × 1,967.44
  4. Step 4: Simplify right side
    2,554.66x = 7,532,068.60
  5. Step 5: Solve for x
    x = 7,532,068.60/2,554.66
  6. Step 6: Final answer
    x = 2,948.36

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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.