Home / 4,350.44-6,524.91-1,428.80

Finding the Fourth Proportional to 4,350.44, 6,524.91 and 1,428.80

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Solution

The fourth proportional to 4,350.44, 6,524.91 and 1,428.80 is: 2,142.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,350.44 : 6,524.91 = 1,428.80 : x
  2. Step 2: Convert to fraction form
    4,350.44/6,524.91 = 1,428.80/x
  3. Step 3: Cross multiply
    4,350.44x = 6,524.91 × 1,428.80
  4. Step 4: Simplify right side
    4,350.44x = 9,322,791.41
  5. Step 5: Solve for x
    x = 9,322,791.41/4,350.44
  6. Step 6: Final answer
    x = 2,142.95

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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.