Home / 4,407.27-6,081.39-2,638.50

Finding the Fourth Proportional to 4,407.27, 6,081.39 and 2,638.50

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Solution

The fourth proportional to 4,407.27, 6,081.39 and 2,638.50 is: 3,640.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,407.27 : 6,081.39 = 2,638.50 : x
  2. Step 2: Convert to fraction form
    4,407.27/6,081.39 = 2,638.50/x
  3. Step 3: Cross multiply
    4,407.27x = 6,081.39 × 2,638.50
  4. Step 4: Simplify right side
    4,407.27x = 16,045,747.52
  5. Step 5: Solve for x
    x = 16,045,747.52/4,407.27
  6. Step 6: Final answer
    x = 3,640.75

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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.