Home / 4,118.60-5,682.22-2,859.32

Finding the Fourth Proportional to 4,118.60, 5,682.22 and 2,859.32

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Solution

The fourth proportional to 4,118.60, 5,682.22 and 2,859.32 is: 3,944.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.60 : 5,682.22 = 2,859.32 : x
  2. Step 2: Convert to fraction form
    4,118.60/5,682.22 = 2,859.32/x
  3. Step 3: Cross multiply
    4,118.60x = 5,682.22 × 2,859.32
  4. Step 4: Simplify right side
    4,118.60x = 16,247,256.88
  5. Step 5: Solve for x
    x = 16,247,256.88/4,118.60
  6. Step 6: Final answer
    x = 3,944.85

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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.