Home / 5,032.21-7,550.45-2,691.60

Finding the Fourth Proportional to 5,032.21, 7,550.45 and 2,691.60

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Solution

The fourth proportional to 5,032.21, 7,550.45 and 2,691.60 is: 4,038.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,032.21 : 7,550.45 = 2,691.60 : x
  2. Step 2: Convert to fraction form
    5,032.21/7,550.45 = 2,691.60/x
  3. Step 3: Cross multiply
    5,032.21x = 7,550.45 × 2,691.60
  4. Step 4: Simplify right side
    5,032.21x = 20,322,796.64
  5. Step 5: Solve for x
    x = 20,322,796.64/5,032.21
  6. Step 6: Final answer
    x = 4,038.55

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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.