Home / 3,102.82-4,660.32-2,410.90

Finding the Fourth Proportional to 3,102.82, 4,660.32 and 2,410.90

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Solution

The fourth proportional to 3,102.82, 4,660.32 and 2,410.90 is: 3,621.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102.82 : 4,660.32 = 2,410.90 : x
  2. Step 2: Convert to fraction form
    3,102.82/4,660.32 = 2,410.90/x
  3. Step 3: Cross multiply
    3,102.82x = 4,660.32 × 2,410.90
  4. Step 4: Simplify right side
    3,102.82x = 11,235,565.49
  5. Step 5: Solve for x
    x = 11,235,565.49/3,102.82
  6. Step 6: Final answer
    x = 3,621.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.