Home / 3,280.09-4,522.31-2,336.95

Finding the Fourth Proportional to 3,280.09, 4,522.31 and 2,336.95

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Solution

The fourth proportional to 3,280.09, 4,522.31 and 2,336.95 is: 3,221.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280.09 : 4,522.31 = 2,336.95 : x
  2. Step 2: Convert to fraction form
    3,280.09/4,522.31 = 2,336.95/x
  3. Step 3: Cross multiply
    3,280.09x = 4,522.31 × 2,336.95
  4. Step 4: Simplify right side
    3,280.09x = 10,568,389.74
  5. Step 5: Solve for x
    x = 10,568,389.74/3,280.09
  6. Step 6: Final answer
    x = 3,221.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.