Home / 5,856.28-8,078.64-3,967.96

Finding the Fourth Proportional to 5,856.28, 8,078.64 and 3,967.96

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Solution

The fourth proportional to 5,856.28, 8,078.64 and 3,967.96 is: 5,473.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,856.28 : 8,078.64 = 3,967.96 : x
  2. Step 2: Convert to fraction form
    5,856.28/8,078.64 = 3,967.96/x
  3. Step 3: Cross multiply
    5,856.28x = 8,078.64 × 3,967.96
  4. Step 4: Simplify right side
    5,856.28x = 32,055,720.37
  5. Step 5: Solve for x
    x = 32,055,720.37/5,856.28
  6. Step 6: Final answer
    x = 5,473.73

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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.