Home / 2,271.20-3,404.80-1,344.48

Finding the Fourth Proportional to 2,271.20, 3,404.80 and 1,344.48

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Solution

The fourth proportional to 2,271.20, 3,404.80 and 1,344.48 is: 2,015.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271.20 : 3,404.80 = 1,344.48 : x
  2. Step 2: Convert to fraction form
    2,271.20/3,404.80 = 1,344.48/x
  3. Step 3: Cross multiply
    2,271.20x = 3,404.80 × 1,344.48
  4. Step 4: Simplify right side
    2,271.20x = 4,577,685.50
  5. Step 5: Solve for x
    x = 4,577,685.50/2,271.20
  6. Step 6: Final answer
    x = 2,015.54

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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.