Home / 4,874.81-6,727.25-2,636.70

Finding the Fourth Proportional to 4,874.81, 6,727.25 and 2,636.70

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Solution

The fourth proportional to 4,874.81, 6,727.25 and 2,636.70 is: 3,638.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,874.81 : 6,727.25 = 2,636.70 : x
  2. Step 2: Convert to fraction form
    4,874.81/6,727.25 = 2,636.70/x
  3. Step 3: Cross multiply
    4,874.81x = 6,727.25 × 2,636.70
  4. Step 4: Simplify right side
    4,874.81x = 17,737,734.05
  5. Step 5: Solve for x
    x = 17,737,734.05/4,874.81
  6. Step 6: Final answer
    x = 3,638.65

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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.