Home / 2,083.86-3,124.53-1,433.88

Finding the Fourth Proportional to 2,083.86, 3,124.53 and 1,433.88

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Solution

The fourth proportional to 2,083.86, 3,124.53 and 1,433.88 is: 2,149.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083.86 : 3,124.53 = 1,433.88 : x
  2. Step 2: Convert to fraction form
    2,083.86/3,124.53 = 1,433.88/x
  3. Step 3: Cross multiply
    2,083.86x = 3,124.53 × 1,433.88
  4. Step 4: Simplify right side
    2,083.86x = 4,480,201.08
  5. Step 5: Solve for x
    x = 4,480,201.08/2,083.86
  6. Step 6: Final answer
    x = 2,149.95

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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.