Home / 3,601.02-4,969.44-2,007.80

Finding the Fourth Proportional to 3,601.02, 4,969.44 and 2,007.80

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Solution

The fourth proportional to 3,601.02, 4,969.44 and 2,007.80 is: 2,770.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601.02 : 4,969.44 = 2,007.80 : x
  2. Step 2: Convert to fraction form
    3,601.02/4,969.44 = 2,007.80/x
  3. Step 3: Cross multiply
    3,601.02x = 4,969.44 × 2,007.80
  4. Step 4: Simplify right side
    3,601.02x = 9,977,669.02
  5. Step 5: Solve for x
    x = 9,977,669.02/3,601.02
  6. Step 6: Final answer
    x = 2,770.79

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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.