Home / 3,177.15-4,764.70-2,969.84

Finding the Fourth Proportional to 3,177.15, 4,764.70 and 2,969.84

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Solution

The fourth proportional to 3,177.15, 4,764.70 and 2,969.84 is: 4,453.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.15 : 4,764.70 = 2,969.84 : x
  2. Step 2: Convert to fraction form
    3,177.15/4,764.70 = 2,969.84/x
  3. Step 3: Cross multiply
    3,177.15x = 4,764.70 × 2,969.84
  4. Step 4: Simplify right side
    3,177.15x = 14,150,396.65
  5. Step 5: Solve for x
    x = 14,150,396.65/3,177.15
  6. Step 6: Final answer
    x = 4,453.80

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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.