Home / 4,640.21-6,958.58-1,865.94

Finding the Fourth Proportional to 4,640.21, 6,958.58 and 1,865.94

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Solution

The fourth proportional to 4,640.21, 6,958.58 and 1,865.94 is: 2,798.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640.21 : 6,958.58 = 1,865.94 : x
  2. Step 2: Convert to fraction form
    4,640.21/6,958.58 = 1,865.94/x
  3. Step 3: Cross multiply
    4,640.21x = 6,958.58 × 1,865.94
  4. Step 4: Simplify right side
    4,640.21x = 12,984,283.44
  5. Step 5: Solve for x
    x = 12,984,283.44/4,640.21
  6. Step 6: Final answer
    x = 2,798.21

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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.