Home / 3,321.29-4,582.36-1,923.77

Finding the Fourth Proportional to 3,321.29, 4,582.36 and 1,923.77

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Solution

The fourth proportional to 3,321.29, 4,582.36 and 1,923.77 is: 2,654.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321.29 : 4,582.36 = 1,923.77 : x
  2. Step 2: Convert to fraction form
    3,321.29/4,582.36 = 1,923.77/x
  3. Step 3: Cross multiply
    3,321.29x = 4,582.36 × 1,923.77
  4. Step 4: Simplify right side
    3,321.29x = 8,815,406.70
  5. Step 5: Solve for x
    x = 8,815,406.70/3,321.29
  6. Step 6: Final answer
    x = 2,654.21

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Why These Related Problems?

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