Home / 2,063.76-2,847.88-1,179.68

Finding the Fourth Proportional to 2,063.76, 2,847.88 and 1,179.68

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Solution

The fourth proportional to 2,063.76, 2,847.88 and 1,179.68 is: 1,627.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,063.76 : 2,847.88 = 1,179.68 : x
  2. Step 2: Convert to fraction form
    2,063.76/2,847.88 = 1,179.68/x
  3. Step 3: Cross multiply
    2,063.76x = 2,847.88 × 1,179.68
  4. Step 4: Simplify right side
    2,063.76x = 3,359,587.08
  5. Step 5: Solve for x
    x = 3,359,587.08/2,063.76
  6. Step 6: Final answer
    x = 1,627.90

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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.