Home / 3,244.80-4,483.44-2,661.60

Finding the Fourth Proportional to 3,244.80, 4,483.44 and 2,661.60

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Solution

The fourth proportional to 3,244.80, 4,483.44 and 2,661.60 is: 3,677.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,244.80 : 4,483.44 = 2,661.60 : x
  2. Step 2: Convert to fraction form
    3,244.80/4,483.44 = 2,661.60/x
  3. Step 3: Cross multiply
    3,244.80x = 4,483.44 × 2,661.60
  4. Step 4: Simplify right side
    3,244.80x = 11,933,123.90
  5. Step 5: Solve for x
    x = 11,933,123.90/3,244.80
  6. Step 6: Final answer
    x = 3,677.61

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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.