Home / 1,936.52-2,904.70-1,393.24

Finding the Fourth Proportional to 1,936.52, 2,904.70 and 1,393.24

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Solution

The fourth proportional to 1,936.52, 2,904.70 and 1,393.24 is: 2,089.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.52 : 2,904.70 = 1,393.24 : x
  2. Step 2: Convert to fraction form
    1,936.52/2,904.70 = 1,393.24/x
  3. Step 3: Cross multiply
    1,936.52x = 2,904.70 × 1,393.24
  4. Step 4: Simplify right side
    1,936.52x = 4,046,944.23
  5. Step 5: Solve for x
    x = 4,046,944.23/1,936.52
  6. Step 6: Final answer
    x = 2,089.80

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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.