Home / 3,720.26-5,577.65-1,773.83

Finding the Fourth Proportional to 3,720.26, 5,577.65 and 1,773.83

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Solution

The fourth proportional to 3,720.26, 5,577.65 and 1,773.83 is: 2,659.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720.26 : 5,577.65 = 1,773.83 : x
  2. Step 2: Convert to fraction form
    3,720.26/5,577.65 = 1,773.83/x
  3. Step 3: Cross multiply
    3,720.26x = 5,577.65 × 1,773.83
  4. Step 4: Simplify right side
    3,720.26x = 9,893,802.90
  5. Step 5: Solve for x
    x = 9,893,802.90/3,720.26
  6. Step 6: Final answer
    x = 2,659.44

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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.