Home / 3,269.64-4,901.45-1,189.14

Finding the Fourth Proportional to 3,269.64, 4,901.45 and 1,189.14

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Solution

The fourth proportional to 3,269.64, 4,901.45 and 1,189.14 is: 1,782.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.64 : 4,901.45 = 1,189.14 : x
  2. Step 2: Convert to fraction form
    3,269.64/4,901.45 = 1,189.14/x
  3. Step 3: Cross multiply
    3,269.64x = 4,901.45 × 1,189.14
  4. Step 4: Simplify right side
    3,269.64x = 5,828,504.31
  5. Step 5: Solve for x
    x = 5,828,504.31/3,269.64
  6. Step 6: Final answer
    x = 1,782.61

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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.