Home / 2,409.08-3,611.05-1,022.76

Finding the Fourth Proportional to 2,409.08, 3,611.05 and 1,022.76

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Solution

The fourth proportional to 2,409.08, 3,611.05 and 1,022.76 is: 1,533.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409.08 : 3,611.05 = 1,022.76 : x
  2. Step 2: Convert to fraction form
    2,409.08/3,611.05 = 1,022.76/x
  3. Step 3: Cross multiply
    2,409.08x = 3,611.05 × 1,022.76
  4. Step 4: Simplify right side
    2,409.08x = 3,693,234.94
  5. Step 5: Solve for x
    x = 3,693,234.94/2,409.08
  6. Step 6: Final answer
    x = 1,533.05

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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.