Home / 5,905.92-8,856.12-3,441.36

Finding the Fourth Proportional to 5,905.92, 8,856.12 and 3,441.36

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Solution

The fourth proportional to 5,905.92, 8,856.12 and 3,441.36 is: 5,160.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905.92 : 8,856.12 = 3,441.36 : x
  2. Step 2: Convert to fraction form
    5,905.92/8,856.12 = 3,441.36/x
  3. Step 3: Cross multiply
    5,905.92x = 8,856.12 × 3,441.36
  4. Step 4: Simplify right side
    5,905.92x = 30,477,097.12
  5. Step 5: Solve for x
    x = 30,477,097.12/5,905.92
  6. Step 6: Final answer
    x = 5,160.43

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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.