Home / 4,914.95-6,782.60-2,676.83

Finding the Fourth Proportional to 4,914.95, 6,782.60 and 2,676.83

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Solution

The fourth proportional to 4,914.95, 6,782.60 and 2,676.83 is: 3,694.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914.95 : 6,782.60 = 2,676.83 : x
  2. Step 2: Convert to fraction form
    4,914.95/6,782.60 = 2,676.83/x
  3. Step 3: Cross multiply
    4,914.95x = 6,782.60 × 2,676.83
  4. Step 4: Simplify right side
    4,914.95x = 18,155,819.86
  5. Step 5: Solve for x
    x = 18,155,819.86/4,914.95
  6. Step 6: Final answer
    x = 3,694.00

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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.