Home / 3,275.21-4,912.87-1,823.59

Finding the Fourth Proportional to 3,275.21, 4,912.87 and 1,823.59

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Solution

The fourth proportional to 3,275.21, 4,912.87 and 1,823.59 is: 2,735.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.21 : 4,912.87 = 1,823.59 : x
  2. Step 2: Convert to fraction form
    3,275.21/4,912.87 = 1,823.59/x
  3. Step 3: Cross multiply
    3,275.21x = 4,912.87 × 1,823.59
  4. Step 4: Simplify right side
    3,275.21x = 8,959,062.19
  5. Step 5: Solve for x
    x = 8,959,062.19/3,275.21
  6. Step 6: Final answer
    x = 2,735.41

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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.