Home / 2,455.52-3,683.29-2,021.77

Finding the Fourth Proportional to 2,455.52, 3,683.29 and 2,021.77

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Solution

The fourth proportional to 2,455.52, 3,683.29 and 2,021.77 is: 3,032.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455.52 : 3,683.29 = 2,021.77 : x
  2. Step 2: Convert to fraction form
    2,455.52/3,683.29 = 2,021.77/x
  3. Step 3: Cross multiply
    2,455.52x = 3,683.29 × 2,021.77
  4. Step 4: Simplify right side
    2,455.52x = 7,446,745.91
  5. Step 5: Solve for x
    x = 7,446,745.91/2,455.52
  6. Step 6: Final answer
    x = 3,032.65

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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.