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Finding the Fourth Proportional to 1,935.31, 2,675.97 and 1,904.04

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Solution

The fourth proportional to 1,935.31, 2,675.97 and 1,904.04 is: 2,632.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.31 : 2,675.97 = 1,904.04 : x
  2. Step 2: Convert to fraction form
    1,935.31/2,675.97 = 1,904.04/x
  3. Step 3: Cross multiply
    1,935.31x = 2,675.97 × 1,904.04
  4. Step 4: Simplify right side
    1,935.31x = 5,095,153.92
  5. Step 5: Solve for x
    x = 5,095,153.92/1,935.31
  6. Step 6: Final answer
    x = 2,632.73

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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.