Home / 3,160.98-4,739.85-1,775.27

Finding the Fourth Proportional to 3,160.98, 4,739.85 and 1,775.27

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Solution

The fourth proportional to 3,160.98, 4,739.85 and 1,775.27 is: 2,661.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.98 : 4,739.85 = 1,775.27 : x
  2. Step 2: Convert to fraction form
    3,160.98/4,739.85 = 1,775.27/x
  3. Step 3: Cross multiply
    3,160.98x = 4,739.85 × 1,775.27
  4. Step 4: Simplify right side
    3,160.98x = 8,414,489.81
  5. Step 5: Solve for x
    x = 8,414,489.81/3,160.98
  6. Step 6: Final answer
    x = 2,661.99

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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.