Home / 2,582.60-3,874.39-1,101.79

Finding the Fourth Proportional to 2,582.60, 3,874.39 and 1,101.79

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Solution

The fourth proportional to 2,582.60, 3,874.39 and 1,101.79 is: 1,652.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,582.60 : 3,874.39 = 1,101.79 : x
  2. Step 2: Convert to fraction form
    2,582.60/3,874.39 = 1,101.79/x
  3. Step 3: Cross multiply
    2,582.60x = 3,874.39 × 1,101.79
  4. Step 4: Simplify right side
    2,582.60x = 4,268,764.16
  5. Step 5: Solve for x
    x = 4,268,764.16/2,582.60
  6. Step 6: Final answer
    x = 1,652.90

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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.