Home / 4,049.60-6,072.37-1,275.55

Finding the Fourth Proportional to 4,049.60, 6,072.37 and 1,275.55

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Solution

The fourth proportional to 4,049.60, 6,072.37 and 1,275.55 is: 1,912.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,049.60 : 6,072.37 = 1,275.55 : x
  2. Step 2: Convert to fraction form
    4,049.60/6,072.37 = 1,275.55/x
  3. Step 3: Cross multiply
    4,049.60x = 6,072.37 × 1,275.55
  4. Step 4: Simplify right side
    4,049.60x = 7,745,593.18
  5. Step 5: Solve for x
    x = 7,745,593.18/4,049.60
  6. Step 6: Final answer
    x = 1,912.68

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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.