Home / 1,382.19-2,063.64-1,173.83

Finding the Fourth Proportional to 1,382.19, 2,063.64 and 1,173.83

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Solution

The fourth proportional to 1,382.19, 2,063.64 and 1,173.83 is: 1,752.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382.19 : 2,063.64 = 1,173.83 : x
  2. Step 2: Convert to fraction form
    1,382.19/2,063.64 = 1,173.83/x
  3. Step 3: Cross multiply
    1,382.19x = 2,063.64 × 1,173.83
  4. Step 4: Simplify right side
    1,382.19x = 2,422,352.22
  5. Step 5: Solve for x
    x = 2,422,352.22/1,382.19
  6. Step 6: Final answer
    x = 1,752.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.