Home / 3,216.92-4,823.83-1,571.54

Finding the Fourth Proportional to 3,216.92, 4,823.83 and 1,571.54

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Solution

The fourth proportional to 3,216.92, 4,823.83 and 1,571.54 is: 2,356.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.92 : 4,823.83 = 1,571.54 : x
  2. Step 2: Convert to fraction form
    3,216.92/4,823.83 = 1,571.54/x
  3. Step 3: Cross multiply
    3,216.92x = 4,823.83 × 1,571.54
  4. Step 4: Simplify right side
    3,216.92x = 7,580,841.80
  5. Step 5: Solve for x
    x = 7,580,841.80/3,216.92
  6. Step 6: Final answer
    x = 2,356.55

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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.