Home / 5,403.25-8,107.32-3,094.75

Finding the Fourth Proportional to 5,403.25, 8,107.32 and 3,094.75

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Solution

The fourth proportional to 5,403.25, 8,107.32 and 3,094.75 is: 4,643.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.25 : 8,107.32 = 3,094.75 : x
  2. Step 2: Convert to fraction form
    5,403.25/8,107.32 = 3,094.75/x
  3. Step 3: Cross multiply
    5,403.25x = 8,107.32 × 3,094.75
  4. Step 4: Simplify right side
    5,403.25x = 25,090,128.57
  5. Step 5: Solve for x
    x = 25,090,128.57/5,403.25
  6. Step 6: Final answer
    x = 4,643.53

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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.