Home / 1,581.64-2,183.43-1,110.54

Finding the Fourth Proportional to 1,581.64, 2,183.43 and 1,110.54

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Solution

The fourth proportional to 1,581.64, 2,183.43 and 1,110.54 is: 1,533.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581.64 : 2,183.43 = 1,110.54 : x
  2. Step 2: Convert to fraction form
    1,581.64/2,183.43 = 1,110.54/x
  3. Step 3: Cross multiply
    1,581.64x = 2,183.43 × 1,110.54
  4. Step 4: Simplify right side
    1,581.64x = 2,424,786.35
  5. Step 5: Solve for x
    x = 2,424,786.35/1,581.64
  6. Step 6: Final answer
    x = 1,533.08

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.