Home / 3,388.12-4,676.48-2,062.76

Finding the Fourth Proportional to 3,388.12, 4,676.48 and 2,062.76

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Solution

The fourth proportional to 3,388.12, 4,676.48 and 2,062.76 is: 2,847.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.12 : 4,676.48 = 2,062.76 : x
  2. Step 2: Convert to fraction form
    3,388.12/4,676.48 = 2,062.76/x
  3. Step 3: Cross multiply
    3,388.12x = 4,676.48 × 2,062.76
  4. Step 4: Simplify right side
    3,388.12x = 9,646,455.88
  5. Step 5: Solve for x
    x = 9,646,455.88/3,388.12
  6. Step 6: Final answer
    x = 2,847.14

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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.