Home / 1,791.32-2,671.70-1,760.15

Finding the Fourth Proportional to 1,791.32, 2,671.70 and 1,760.15

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Solution

The fourth proportional to 1,791.32, 2,671.70 and 1,760.15 is: 2,625.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791.32 : 2,671.70 = 1,760.15 : x
  2. Step 2: Convert to fraction form
    1,791.32/2,671.70 = 1,760.15/x
  3. Step 3: Cross multiply
    1,791.32x = 2,671.70 × 1,760.15
  4. Step 4: Simplify right side
    1,791.32x = 4,702,590.63
  5. Step 5: Solve for x
    x = 4,702,590.63/1,791.32
  6. Step 6: Final answer
    x = 2,625.22

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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.