Home / 4,676.76-6,450.78-3,681.66

Finding the Fourth Proportional to 4,676.76, 6,450.78 and 3,681.66

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Solution

The fourth proportional to 4,676.76, 6,450.78 and 3,681.66 is: 5,078.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,676.76 : 6,450.78 = 3,681.66 : x
  2. Step 2: Convert to fraction form
    4,676.76/6,450.78 = 3,681.66/x
  3. Step 3: Cross multiply
    4,676.76x = 6,450.78 × 3,681.66
  4. Step 4: Simplify right side
    4,676.76x = 23,749,578.69
  5. Step 5: Solve for x
    x = 23,749,578.69/4,676.76
  6. Step 6: Final answer
    x = 5,078.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.