Home / 7,271.43-10,908.09-2,077.44

Finding the Fourth Proportional to 7,271.43, 10,908.09 and 2,077.44

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Solution

The fourth proportional to 7,271.43, 10,908.09 and 2,077.44 is: 3,116.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,271.43 : 10,908.09 = 2,077.44 : x
  2. Step 2: Convert to fraction form
    7,271.43/10,908.09 = 2,077.44/x
  3. Step 3: Cross multiply
    7,271.43x = 10,908.09 × 2,077.44
  4. Step 4: Simplify right side
    7,271.43x = 22,660,902.49
  5. Step 5: Solve for x
    x = 22,660,902.49/7,271.43
  6. Step 6: Final answer
    x = 3,116.43

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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.