Home / 2,763.03-4,144.91-1,031.43

Finding the Fourth Proportional to 2,763.03, 4,144.91 and 1,031.43

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Solution

The fourth proportional to 2,763.03, 4,144.91 and 1,031.43 is: 1,547.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763.03 : 4,144.91 = 1,031.43 : x
  2. Step 2: Convert to fraction form
    2,763.03/4,144.91 = 1,031.43/x
  3. Step 3: Cross multiply
    2,763.03x = 4,144.91 × 1,031.43
  4. Step 4: Simplify right side
    2,763.03x = 4,275,179.36
  5. Step 5: Solve for x
    x = 4,275,179.36/2,763.03
  6. Step 6: Final answer
    x = 1,547.28

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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.