Home / 4,273.68-5,900.40-3,489.60

Finding the Fourth Proportional to 4,273.68, 5,900.40 and 3,489.60

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Solution

The fourth proportional to 4,273.68, 5,900.40 and 3,489.60 is: 4,817.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,273.68 : 5,900.40 = 3,489.60 : x
  2. Step 2: Convert to fraction form
    4,273.68/5,900.40 = 3,489.60/x
  3. Step 3: Cross multiply
    4,273.68x = 5,900.40 × 3,489.60
  4. Step 4: Simplify right side
    4,273.68x = 20,590,035.84
  5. Step 5: Solve for x
    x = 20,590,035.84/4,273.68
  6. Step 6: Final answer
    x = 4,817.87

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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.