Home / 5,856.26-8,076.38-3,868.86

Finding the Fourth Proportional to 5,856.26, 8,076.38 and 3,868.86

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Solution

The fourth proportional to 5,856.26, 8,076.38 and 3,868.86 is: 5,335.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,856.26 : 8,076.38 = 3,868.86 : x
  2. Step 2: Convert to fraction form
    5,856.26/8,076.38 = 3,868.86/x
  3. Step 3: Cross multiply
    5,856.26x = 8,076.38 × 3,868.86
  4. Step 4: Simplify right side
    5,856.26x = 31,246,383.53
  5. Step 5: Solve for x
    x = 31,246,383.53/5,856.26
  6. Step 6: Final answer
    x = 5,335.55

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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.