Home / 5,856.45-8,081.66-3,203.90

Finding the Fourth Proportional to 5,856.45, 8,081.66 and 3,203.90

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Solution

The fourth proportional to 5,856.45, 8,081.66 and 3,203.90 is: 4,421.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,856.45 : 8,081.66 = 3,203.90 : x
  2. Step 2: Convert to fraction form
    5,856.45/8,081.66 = 3,203.90/x
  3. Step 3: Cross multiply
    5,856.45x = 8,081.66 × 3,203.90
  4. Step 4: Simplify right side
    5,856.45x = 25,892,774.05
  5. Step 5: Solve for x
    x = 25,892,774.05/5,856.45
  6. Step 6: Final answer
    x = 4,421.24

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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.