Home / 3,212.94-4,434.60-2,091.93

Finding the Fourth Proportional to 3,212.94, 4,434.60 and 2,091.93

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Solution

The fourth proportional to 3,212.94, 4,434.60 and 2,091.93 is: 2,887.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.94 : 4,434.60 = 2,091.93 : x
  2. Step 2: Convert to fraction form
    3,212.94/4,434.60 = 2,091.93/x
  3. Step 3: Cross multiply
    3,212.94x = 4,434.60 × 2,091.93
  4. Step 4: Simplify right side
    3,212.94x = 9,276,872.78
  5. Step 5: Solve for x
    x = 9,276,872.78/3,212.94
  6. Step 6: Final answer
    x = 2,887.35

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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.