Home / 1,826.72-2,739.44-1,132.32

Finding the Fourth Proportional to 1,826.72, 2,739.44 and 1,132.32

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Solution

The fourth proportional to 1,826.72, 2,739.44 and 1,132.32 is: 1,698.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826.72 : 2,739.44 = 1,132.32 : x
  2. Step 2: Convert to fraction form
    1,826.72/2,739.44 = 1,132.32/x
  3. Step 3: Cross multiply
    1,826.72x = 2,739.44 × 1,132.32
  4. Step 4: Simplify right side
    1,826.72x = 3,101,922.70
  5. Step 5: Solve for x
    x = 3,101,922.70/1,826.72
  6. Step 6: Final answer
    x = 1,698.08

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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.