Home / 3,260.18-4,879.58-1,777.14

Finding the Fourth Proportional to 3,260.18, 4,879.58 and 1,777.14

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Solution

The fourth proportional to 3,260.18, 4,879.58 and 1,777.14 is: 2,659.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.18 : 4,879.58 = 1,777.14 : x
  2. Step 2: Convert to fraction form
    3,260.18/4,879.58 = 1,777.14/x
  3. Step 3: Cross multiply
    3,260.18x = 4,879.58 × 1,777.14
  4. Step 4: Simplify right side
    3,260.18x = 8,671,687.92
  5. Step 5: Solve for x
    x = 8,671,687.92/3,260.18
  6. Step 6: Final answer
    x = 2,659.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.