Home / 2,983.13-4,474.54-1,687.33

Finding the Fourth Proportional to 2,983.13, 4,474.54 and 1,687.33

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Solution

The fourth proportional to 2,983.13, 4,474.54 and 1,687.33 is: 2,530.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.13 : 4,474.54 = 1,687.33 : x
  2. Step 2: Convert to fraction form
    2,983.13/4,474.54 = 1,687.33/x
  3. Step 3: Cross multiply
    2,983.13x = 4,474.54 × 1,687.33
  4. Step 4: Simplify right side
    2,983.13x = 7,550,033.28
  5. Step 5: Solve for x
    x = 7,550,033.28/2,983.13
  6. Step 6: Final answer
    x = 2,530.91

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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.