Home / 2,944.15-4,415.31-1,189.08

Finding the Fourth Proportional to 2,944.15, 4,415.31 and 1,189.08

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Solution

The fourth proportional to 2,944.15, 4,415.31 and 1,189.08 is: 1,783.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,944.15 : 4,415.31 = 1,189.08 : x
  2. Step 2: Convert to fraction form
    2,944.15/4,415.31 = 1,189.08/x
  3. Step 3: Cross multiply
    2,944.15x = 4,415.31 × 1,189.08
  4. Step 4: Simplify right side
    2,944.15x = 5,250,156.81
  5. Step 5: Solve for x
    x = 5,250,156.81/2,944.15
  6. Step 6: Final answer
    x = 1,783.25

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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.