Home / 5,945.56-8,204.79-3,427.68

Finding the Fourth Proportional to 5,945.56, 8,204.79 and 3,427.68

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Solution

The fourth proportional to 5,945.56, 8,204.79 and 3,427.68 is: 4,730.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945.56 : 8,204.79 = 3,427.68 : x
  2. Step 2: Convert to fraction form
    5,945.56/8,204.79 = 3,427.68/x
  3. Step 3: Cross multiply
    5,945.56x = 8,204.79 × 3,427.68
  4. Step 4: Simplify right side
    5,945.56x = 28,123,353.56
  5. Step 5: Solve for x
    x = 28,123,353.56/5,945.56
  6. Step 6: Final answer
    x = 4,730.14

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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.