Home / 4,923.20-7,382.07-1,635.44

Finding the Fourth Proportional to 4,923.20, 7,382.07 and 1,635.44

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Solution

The fourth proportional to 4,923.20, 7,382.07 and 1,635.44 is: 2,452.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923.20 : 7,382.07 = 1,635.44 : x
  2. Step 2: Convert to fraction form
    4,923.20/7,382.07 = 1,635.44/x
  3. Step 3: Cross multiply
    4,923.20x = 7,382.07 × 1,635.44
  4. Step 4: Simplify right side
    4,923.20x = 12,072,932.56
  5. Step 5: Solve for x
    x = 12,072,932.56/4,923.20
  6. Step 6: Final answer
    x = 2,452.25

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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.