Home / 3,725.48-5,590.44-1,385.10

Finding the Fourth Proportional to 3,725.48, 5,590.44 and 1,385.10

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Solution

The fourth proportional to 3,725.48, 5,590.44 and 1,385.10 is: 2,078.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725.48 : 5,590.44 = 1,385.10 : x
  2. Step 2: Convert to fraction form
    3,725.48/5,590.44 = 1,385.10/x
  3. Step 3: Cross multiply
    3,725.48x = 5,590.44 × 1,385.10
  4. Step 4: Simplify right side
    3,725.48x = 7,743,318.44
  5. Step 5: Solve for x
    x = 7,743,318.44/3,725.48
  6. Step 6: Final answer
    x = 2,078.48

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.