Home / 2,687.68-4,033.04-1,044.34

Finding the Fourth Proportional to 2,687.68, 4,033.04 and 1,044.34

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Solution

The fourth proportional to 2,687.68, 4,033.04 and 1,044.34 is: 1,567.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687.68 : 4,033.04 = 1,044.34 : x
  2. Step 2: Convert to fraction form
    2,687.68/4,033.04 = 1,044.34/x
  3. Step 3: Cross multiply
    2,687.68x = 4,033.04 × 1,044.34
  4. Step 4: Simplify right side
    2,687.68x = 4,211,878.25
  5. Step 5: Solve for x
    x = 4,211,878.25/2,687.68
  6. Step 6: Final answer
    x = 1,567.10

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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.