Home / 4,271.31-6,406.97-1,771.92

Finding the Fourth Proportional to 4,271.31, 6,406.97 and 1,771.92

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Solution

The fourth proportional to 4,271.31, 6,406.97 and 1,771.92 is: 2,657.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,271.31 : 6,406.97 = 1,771.92 : x
  2. Step 2: Convert to fraction form
    4,271.31/6,406.97 = 1,771.92/x
  3. Step 3: Cross multiply
    4,271.31x = 6,406.97 × 1,771.92
  4. Step 4: Simplify right side
    4,271.31x = 11,352,629.42
  5. Step 5: Solve for x
    x = 11,352,629.42/4,271.31
  6. Step 6: Final answer
    x = 2,657.88

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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.