Home / 4,267.67-6,401.57-1,671.21

Finding the Fourth Proportional to 4,267.67, 6,401.57 and 1,671.21

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Solution

The fourth proportional to 4,267.67, 6,401.57 and 1,671.21 is: 2,506.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,267.67 : 6,401.57 = 1,671.21 : x
  2. Step 2: Convert to fraction form
    4,267.67/6,401.57 = 1,671.21/x
  3. Step 3: Cross multiply
    4,267.67x = 6,401.57 × 1,671.21
  4. Step 4: Simplify right side
    4,267.67x = 10,698,359.44
  5. Step 5: Solve for x
    x = 10,698,359.44/4,267.67
  6. Step 6: Final answer
    x = 2,506.84

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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.