Home / 2,683.22-4,029.24-1,811.32

Finding the Fourth Proportional to 2,683.22, 4,029.24 and 1,811.32

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Solution

The fourth proportional to 2,683.22, 4,029.24 and 1,811.32 is: 2,719.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,683.22 : 4,029.24 = 1,811.32 : x
  2. Step 2: Convert to fraction form
    2,683.22/4,029.24 = 1,811.32/x
  3. Step 3: Cross multiply
    2,683.22x = 4,029.24 × 1,811.32
  4. Step 4: Simplify right side
    2,683.22x = 7,298,243.00
  5. Step 5: Solve for x
    x = 7,298,243.00/2,683.22
  6. Step 6: Final answer
    x = 2,719.96

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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.