Home / 5,033.23-7,548.78-1,912.15

Finding the Fourth Proportional to 5,033.23, 7,548.78 and 1,912.15

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Solution

The fourth proportional to 5,033.23, 7,548.78 and 1,912.15 is: 2,867.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,033.23 : 7,548.78 = 1,912.15 : x
  2. Step 2: Convert to fraction form
    5,033.23/7,548.78 = 1,912.15/x
  3. Step 3: Cross multiply
    5,033.23x = 7,548.78 × 1,912.15
  4. Step 4: Simplify right side
    5,033.23x = 14,434,399.68
  5. Step 5: Solve for x
    x = 14,434,399.68/5,033.23
  6. Step 6: Final answer
    x = 2,867.82

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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.