Home / 3,944.17-5,905.47-3,839.60

Finding the Fourth Proportional to 3,944.17, 5,905.47 and 3,839.60

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Solution

The fourth proportional to 3,944.17, 5,905.47 and 3,839.60 is: 5,748.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.17 : 5,905.47 = 3,839.60 : x
  2. Step 2: Convert to fraction form
    3,944.17/5,905.47 = 3,839.60/x
  3. Step 3: Cross multiply
    3,944.17x = 5,905.47 × 3,839.60
  4. Step 4: Simplify right side
    3,944.17x = 22,674,639.38
  5. Step 5: Solve for x
    x = 22,674,639.38/3,944.17
  6. Step 6: Final answer
    x = 5,748.90

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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.