Home / 2,258.36-3,114.77-1,631.22

Finding the Fourth Proportional to 2,258.36, 3,114.77 and 1,631.22

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Solution

The fourth proportional to 2,258.36, 3,114.77 and 1,631.22 is: 2,249.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258.36 : 3,114.77 = 1,631.22 : x
  2. Step 2: Convert to fraction form
    2,258.36/3,114.77 = 1,631.22/x
  3. Step 3: Cross multiply
    2,258.36x = 3,114.77 × 1,631.22
  4. Step 4: Simplify right side
    2,258.36x = 5,080,875.12
  5. Step 5: Solve for x
    x = 5,080,875.12/2,258.36
  6. Step 6: Final answer
    x = 2,249.81

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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.