Home / 3,774.12-5,661.36-1,827.96

Finding the Fourth Proportional to 3,774.12, 5,661.36 and 1,827.96

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Solution

The fourth proportional to 3,774.12, 5,661.36 and 1,827.96 is: 2,742.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774.12 : 5,661.36 = 1,827.96 : x
  2. Step 2: Convert to fraction form
    3,774.12/5,661.36 = 1,827.96/x
  3. Step 3: Cross multiply
    3,774.12x = 5,661.36 × 1,827.96
  4. Step 4: Simplify right side
    3,774.12x = 10,348,739.63
  5. Step 5: Solve for x
    x = 10,348,739.63/3,774.12
  6. Step 6: Final answer
    x = 2,742.03

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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.