Home / 3,328.26-4,591.60-2,209.79

Finding the Fourth Proportional to 3,328.26, 4,591.60 and 2,209.79

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Solution

The fourth proportional to 3,328.26, 4,591.60 and 2,209.79 is: 3,048.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.26 : 4,591.60 = 2,209.79 : x
  2. Step 2: Convert to fraction form
    3,328.26/4,591.60 = 2,209.79/x
  3. Step 3: Cross multiply
    3,328.26x = 4,591.60 × 2,209.79
  4. Step 4: Simplify right side
    3,328.26x = 10,146,477.72
  5. Step 5: Solve for x
    x = 10,146,477.72/3,328.26
  6. Step 6: Final answer
    x = 3,048.59

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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.