Home / 4,912.55-7,368.89-2,735.11

Finding the Fourth Proportional to 4,912.55, 7,368.89 and 2,735.11

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Solution

The fourth proportional to 4,912.55, 7,368.89 and 2,735.11 is: 4,102.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912.55 : 7,368.89 = 2,735.11 : x
  2. Step 2: Convert to fraction form
    4,912.55/7,368.89 = 2,735.11/x
  3. Step 3: Cross multiply
    4,912.55x = 7,368.89 × 2,735.11
  4. Step 4: Simplify right side
    4,912.55x = 20,154,724.73
  5. Step 5: Solve for x
    x = 20,154,724.73/4,912.55
  6. Step 6: Final answer
    x = 4,102.71

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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.