Home / 4,118.20-5,676.51-3,232.51

Finding the Fourth Proportional to 4,118.20, 5,676.51 and 3,232.51

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Solution

The fourth proportional to 4,118.20, 5,676.51 and 3,232.51 is: 4,455.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.20 : 5,676.51 = 3,232.51 : x
  2. Step 2: Convert to fraction form
    4,118.20/5,676.51 = 3,232.51/x
  3. Step 3: Cross multiply
    4,118.20x = 5,676.51 × 3,232.51
  4. Step 4: Simplify right side
    4,118.20x = 18,349,375.34
  5. Step 5: Solve for x
    x = 18,349,375.34/4,118.20
  6. Step 6: Final answer
    x = 4,455.68

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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.