Home / 5,270.37-7,273.01-2,912.46

Finding the Fourth Proportional to 5,270.37, 7,273.01 and 2,912.46

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Solution

The fourth proportional to 5,270.37, 7,273.01 and 2,912.46 is: 4,019.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.37 : 7,273.01 = 2,912.46 : x
  2. Step 2: Convert to fraction form
    5,270.37/7,273.01 = 2,912.46/x
  3. Step 3: Cross multiply
    5,270.37x = 7,273.01 × 2,912.46
  4. Step 4: Simplify right side
    5,270.37x = 21,182,350.70
  5. Step 5: Solve for x
    x = 21,182,350.70/5,270.37
  6. Step 6: Final answer
    x = 4,019.14

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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.