Home / 2,832.39-4,248.81-1,189.13

Finding the Fourth Proportional to 2,832.39, 4,248.81 and 1,189.13

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Solution

The fourth proportional to 2,832.39, 4,248.81 and 1,189.13 is: 1,783.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832.39 : 4,248.81 = 1,189.13 : x
  2. Step 2: Convert to fraction form
    2,832.39/4,248.81 = 1,189.13/x
  3. Step 3: Cross multiply
    2,832.39x = 4,248.81 × 1,189.13
  4. Step 4: Simplify right side
    2,832.39x = 5,052,366.19
  5. Step 5: Solve for x
    x = 5,052,366.19/2,832.39
  6. Step 6: Final answer
    x = 1,783.78

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