Home / 3,271.41-4,904.28-1,628.73

Finding the Fourth Proportional to 3,271.41, 4,904.28 and 1,628.73

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Solution

The fourth proportional to 3,271.41, 4,904.28 and 1,628.73 is: 2,441.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.41 : 4,904.28 = 1,628.73 : x
  2. Step 2: Convert to fraction form
    3,271.41/4,904.28 = 1,628.73/x
  3. Step 3: Cross multiply
    3,271.41x = 4,904.28 × 1,628.73
  4. Step 4: Simplify right side
    3,271.41x = 7,987,747.96
  5. Step 5: Solve for x
    x = 7,987,747.96/3,271.41
  6. Step 6: Final answer
    x = 2,441.68

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1.5x scale

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.