Home / 4,513.76-6,768.85-1,738.90

Finding the Fourth Proportional to 4,513.76, 6,768.85 and 1,738.90

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Solution

The fourth proportional to 4,513.76, 6,768.85 and 1,738.90 is: 2,607.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,513.76 : 6,768.85 = 1,738.90 : x
  2. Step 2: Convert to fraction form
    4,513.76/6,768.85 = 1,738.90/x
  3. Step 3: Cross multiply
    4,513.76x = 6,768.85 × 1,738.90
  4. Step 4: Simplify right side
    4,513.76x = 11,770,344.57
  5. Step 5: Solve for x
    x = 11,770,344.57/4,513.76
  6. Step 6: Final answer
    x = 2,607.66

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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.