Home / 2,722.94-4,089.81-2,332.79

Finding the Fourth Proportional to 2,722.94, 4,089.81 and 2,332.79

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Solution

The fourth proportional to 2,722.94, 4,089.81 and 2,332.79 is: 3,503.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722.94 : 4,089.81 = 2,332.79 : x
  2. Step 2: Convert to fraction form
    2,722.94/4,089.81 = 2,332.79/x
  3. Step 3: Cross multiply
    2,722.94x = 4,089.81 × 2,332.79
  4. Step 4: Simplify right side
    2,722.94x = 9,540,667.87
  5. Step 5: Solve for x
    x = 9,540,667.87/2,722.94
  6. Step 6: Final answer
    x = 3,503.81

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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.