Home / 3,269.09-4,510.60-2,208.80

Finding the Fourth Proportional to 3,269.09, 4,510.60 and 2,208.80

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Solution

The fourth proportional to 3,269.09, 4,510.60 and 2,208.80 is: 3,047.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.09 : 4,510.60 = 2,208.80 : x
  2. Step 2: Convert to fraction form
    3,269.09/4,510.60 = 2,208.80/x
  3. Step 3: Cross multiply
    3,269.09x = 4,510.60 × 2,208.80
  4. Step 4: Simplify right side
    3,269.09x = 9,963,019.03
  5. Step 5: Solve for x
    x = 9,963,019.03/3,269.09
  6. Step 6: Final answer
    x = 3,047.64

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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.