Home / 1,674.26-2,511.83-1,190.35

Finding the Fourth Proportional to 1,674.26, 2,511.83 and 1,190.35

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Solution

The fourth proportional to 1,674.26, 2,511.83 and 1,190.35 is: 1,785.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674.26 : 2,511.83 = 1,190.35 : x
  2. Step 2: Convert to fraction form
    1,674.26/2,511.83 = 1,190.35/x
  3. Step 3: Cross multiply
    1,674.26x = 2,511.83 × 1,190.35
  4. Step 4: Simplify right side
    1,674.26x = 2,989,956.84
  5. Step 5: Solve for x
    x = 2,989,956.84/1,674.26
  6. Step 6: Final answer
    x = 1,785.84

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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.