Home / 2,271.23-3,406.23-627.33

Finding the Fourth Proportional to 2,271.23, 3,406.23 and 627.33

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Solution

The fourth proportional to 2,271.23, 3,406.23 and 627.33 is: 940.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271.23 : 3,406.23 = 627.33 : x
  2. Step 2: Convert to fraction form
    2,271.23/3,406.23 = 627.33/x
  3. Step 3: Cross multiply
    2,271.23x = 3,406.23 × 627.33
  4. Step 4: Simplify right side
    2,271.23x = 2,136,830.27
  5. Step 5: Solve for x
    x = 2,136,830.27/2,271.23
  6. Step 6: Final answer
    x = 940.83

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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.