Home / 1,984.08-2,739.36-1,773.58

Finding the Fourth Proportional to 1,984.08, 2,739.36 and 1,773.58

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Solution

The fourth proportional to 1,984.08, 2,739.36 and 1,773.58 is: 2,448.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984.08 : 2,739.36 = 1,773.58 : x
  2. Step 2: Convert to fraction form
    1,984.08/2,739.36 = 1,773.58/x
  3. Step 3: Cross multiply
    1,984.08x = 2,739.36 × 1,773.58
  4. Step 4: Simplify right side
    1,984.08x = 4,858,474.11
  5. Step 5: Solve for x
    x = 4,858,474.11/1,984.08
  6. Step 6: Final answer
    x = 2,448.73

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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.