Home / 3,041.96-4,195.72-1,977.75

Finding the Fourth Proportional to 3,041.96, 4,195.72 and 1,977.75

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Solution

The fourth proportional to 3,041.96, 4,195.72 and 1,977.75 is: 2,727.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,041.96 : 4,195.72 = 1,977.75 : x
  2. Step 2: Convert to fraction form
    3,041.96/4,195.72 = 1,977.75/x
  3. Step 3: Cross multiply
    3,041.96x = 4,195.72 × 1,977.75
  4. Step 4: Simplify right side
    3,041.96x = 8,298,076.58
  5. Step 5: Solve for x
    x = 8,298,076.58/3,041.96
  6. Step 6: Final answer
    x = 2,727.88

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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.