Home / 1,804.32-2,487.36-1,182.24

Finding the Fourth Proportional to 1,804.32, 2,487.36 and 1,182.24

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Solution

The fourth proportional to 1,804.32, 2,487.36 and 1,182.24 is: 1,629.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804.32 : 2,487.36 = 1,182.24 : x
  2. Step 2: Convert to fraction form
    1,804.32/2,487.36 = 1,182.24/x
  3. Step 3: Cross multiply
    1,804.32x = 2,487.36 × 1,182.24
  4. Step 4: Simplify right side
    1,804.32x = 2,940,656.49
  5. Step 5: Solve for x
    x = 2,940,656.49/1,804.32
  6. Step 6: Final answer
    x = 1,629.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.