Home / 4,981.60-6,874.60-2,743.51

Finding the Fourth Proportional to 4,981.60, 6,874.60 and 2,743.51

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Solution

The fourth proportional to 4,981.60, 6,874.60 and 2,743.51 is: 3,786.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981.60 : 6,874.60 = 2,743.51 : x
  2. Step 2: Convert to fraction form
    4,981.60/6,874.60 = 2,743.51/x
  3. Step 3: Cross multiply
    4,981.60x = 6,874.60 × 2,743.51
  4. Step 4: Simplify right side
    4,981.60x = 18,860,533.85
  5. Step 5: Solve for x
    x = 18,860,533.85/4,981.60
  6. Step 6: Final answer
    x = 3,786.04

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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.