Home / 4,518.27-6,768.36-4,132.80

Finding the Fourth Proportional to 4,518.27, 6,768.36 and 4,132.80

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Solution

The fourth proportional to 4,518.27, 6,768.36 and 4,132.80 is: 6,190.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518.27 : 6,768.36 = 4,132.80 : x
  2. Step 2: Convert to fraction form
    4,518.27/6,768.36 = 4,132.80/x
  3. Step 3: Cross multiply
    4,518.27x = 6,768.36 × 4,132.80
  4. Step 4: Simplify right side
    4,518.27x = 27,972,278.21
  5. Step 5: Solve for x
    x = 27,972,278.21/4,518.27
  6. Step 6: Final answer
    x = 6,190.93

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1.5x scale

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.