Home / 3,112.02-4,660.74-2,242.08

Finding the Fourth Proportional to 3,112.02, 4,660.74 and 2,242.08

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Solution

The fourth proportional to 3,112.02, 4,660.74 and 2,242.08 is: 3,357.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112.02 : 4,660.74 = 2,242.08 : x
  2. Step 2: Convert to fraction form
    3,112.02/4,660.74 = 2,242.08/x
  3. Step 3: Cross multiply
    3,112.02x = 4,660.74 × 2,242.08
  4. Step 4: Simplify right side
    3,112.02x = 10,449,751.94
  5. Step 5: Solve for x
    x = 10,449,751.94/3,112.02
  6. Step 6: Final answer
    x = 3,357.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.