Home / 1,661.10-2,494.28-1,193.32

Finding the Fourth Proportional to 1,661.10, 2,494.28 and 1,193.32

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Solution

The fourth proportional to 1,661.10, 2,494.28 and 1,193.32 is: 1,791.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661.10 : 2,494.28 = 1,193.32 : x
  2. Step 2: Convert to fraction form
    1,661.10/2,494.28 = 1,193.32/x
  3. Step 3: Cross multiply
    1,661.10x = 2,494.28 × 1,193.32
  4. Step 4: Simplify right side
    1,661.10x = 2,976,474.21
  5. Step 5: Solve for x
    x = 2,976,474.21/1,661.10
  6. Step 6: Final answer
    x = 1,791.87

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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.