Home / 2,763.12-4,144.14-1,031.16

Finding the Fourth Proportional to 2,763.12, 4,144.14 and 1,031.16

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Solution

The fourth proportional to 2,763.12, 4,144.14 and 1,031.16 is: 1,546.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763.12 : 4,144.14 = 1,031.16 : x
  2. Step 2: Convert to fraction form
    2,763.12/4,144.14 = 1,031.16/x
  3. Step 3: Cross multiply
    2,763.12x = 4,144.14 × 1,031.16
  4. Step 4: Simplify right side
    2,763.12x = 4,273,271.40
  5. Step 5: Solve for x
    x = 4,273,271.40/2,763.12
  6. Step 6: Final answer
    x = 1,546.54

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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.