Home / 1,935.54-2,901.87-1,165.86

Finding the Fourth Proportional to 1,935.54, 2,901.87 and 1,165.86

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Solution

The fourth proportional to 1,935.54, 2,901.87 and 1,165.86 is: 1,747.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.54 : 2,901.87 = 1,165.86 : x
  2. Step 2: Convert to fraction form
    1,935.54/2,901.87 = 1,165.86/x
  3. Step 3: Cross multiply
    1,935.54x = 2,901.87 × 1,165.86
  4. Step 4: Simplify right side
    1,935.54x = 3,383,174.16
  5. Step 5: Solve for x
    x = 3,383,174.16/1,935.54
  6. Step 6: Final answer
    x = 1,747.92

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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.