Home / 2,127.32-2,935.66-1,195.82

Finding the Fourth Proportional to 2,127.32, 2,935.66 and 1,195.82

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Solution

The fourth proportional to 2,127.32, 2,935.66 and 1,195.82 is: 1,650.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127.32 : 2,935.66 = 1,195.82 : x
  2. Step 2: Convert to fraction form
    2,127.32/2,935.66 = 1,195.82/x
  3. Step 3: Cross multiply
    2,127.32x = 2,935.66 × 1,195.82
  4. Step 4: Simplify right side
    2,127.32x = 3,510,520.94
  5. Step 5: Solve for x
    x = 3,510,520.94/2,127.32
  6. Step 6: Final answer
    x = 1,650.21

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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.