Home / 2,522.14-3,783.85-1,289.52

Finding the Fourth Proportional to 2,522.14, 3,783.85 and 1,289.52

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Solution

The fourth proportional to 2,522.14, 3,783.85 and 1,289.52 is: 1,934.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,522.14 : 3,783.85 = 1,289.52 : x
  2. Step 2: Convert to fraction form
    2,522.14/3,783.85 = 1,289.52/x
  3. Step 3: Cross multiply
    2,522.14x = 3,783.85 × 1,289.52
  4. Step 4: Simplify right side
    2,522.14x = 4,879,347.03
  5. Step 5: Solve for x
    x = 4,879,347.03/2,522.14
  6. Step 6: Final answer
    x = 1,934.61

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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.