Home / 3,275.00-4,519.08-1,912.37

Finding the Fourth Proportional to 3,275.00, 4,519.08 and 1,912.37

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Solution

The fourth proportional to 3,275.00, 4,519.08 and 1,912.37 is: 2,638.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.00 : 4,519.08 = 1,912.37 : x
  2. Step 2: Convert to fraction form
    3,275.00/4,519.08 = 1,912.37/x
  3. Step 3: Cross multiply
    3,275.00x = 4,519.08 × 1,912.37
  4. Step 4: Simplify right side
    3,275.00x = 8,642,164.32
  5. Step 5: Solve for x
    x = 8,642,164.32/3,275.00
  6. Step 6: Final answer
    x = 2,638.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.