Home / 1,827.31-2,738.65-1,168.93

Finding the Fourth Proportional to 1,827.31, 2,738.65 and 1,168.93

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Solution

The fourth proportional to 1,827.31, 2,738.65 and 1,168.93 is: 1,751.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827.31 : 2,738.65 = 1,168.93 : x
  2. Step 2: Convert to fraction form
    1,827.31/2,738.65 = 1,168.93/x
  3. Step 3: Cross multiply
    1,827.31x = 2,738.65 × 1,168.93
  4. Step 4: Simplify right side
    1,827.31x = 3,201,290.14
  5. Step 5: Solve for x
    x = 3,201,290.14/1,827.31
  6. Step 6: Final answer
    x = 1,751.91

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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.