Home / 2,832.75-4,248.44-1,189.32

Finding the Fourth Proportional to 2,832.75, 4,248.44 and 1,189.32

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Solution

The fourth proportional to 2,832.75, 4,248.44 and 1,189.32 is: 1,783.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832.75 : 4,248.44 = 1,189.32 : x
  2. Step 2: Convert to fraction form
    2,832.75/4,248.44 = 1,189.32/x
  3. Step 3: Cross multiply
    2,832.75x = 4,248.44 × 1,189.32
  4. Step 4: Simplify right side
    2,832.75x = 5,052,754.66
  5. Step 5: Solve for x
    x = 5,052,754.66/2,832.75
  6. Step 6: Final answer
    x = 1,783.69

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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.