Home / 1,983.58-2,738.67-1,773.08

Finding the Fourth Proportional to 1,983.58, 2,738.67 and 1,773.08

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Solution

The fourth proportional to 1,983.58, 2,738.67 and 1,773.08 is: 2,448.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983.58 : 2,738.67 = 1,773.08 : x
  2. Step 2: Convert to fraction form
    1,983.58/2,738.67 = 1,773.08/x
  3. Step 3: Cross multiply
    1,983.58x = 2,738.67 × 1,773.08
  4. Step 4: Simplify right side
    1,983.58x = 4,855,881.00
  5. Step 5: Solve for x
    x = 4,855,881.00/1,983.58
  6. Step 6: Final answer
    x = 2,448.04

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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.