Home / 1,827.52-2,739.84-1,179.52

Finding the Fourth Proportional to 1,827.52, 2,739.84 and 1,179.52

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Solution

The fourth proportional to 1,827.52, 2,739.84 and 1,179.52 is: 1,768.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827.52 : 2,739.84 = 1,179.52 : x
  2. Step 2: Convert to fraction form
    1,827.52/2,739.84 = 1,179.52/x
  3. Step 3: Cross multiply
    1,827.52x = 2,739.84 × 1,179.52
  4. Step 4: Simplify right side
    1,827.52x = 3,231,696.08
  5. Step 5: Solve for x
    x = 3,231,696.08/1,827.52
  6. Step 6: Final answer
    x = 1,768.35

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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.