Home / 10,587.44-15,881.88-3,662.48

Finding the Fourth Proportional to 10,587.44, 15,881.88 and 3,662.48

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Solution

The fourth proportional to 10,587.44, 15,881.88 and 3,662.48 is: 5,493.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,587.44 : 15,881.88 = 3,662.48 : x
  2. Step 2: Convert to fraction form
    10,587.44/15,881.88 = 3,662.48/x
  3. Step 3: Cross multiply
    10,587.44x = 15,881.88 × 3,662.48
  4. Step 4: Simplify right side
    10,587.44x = 58,167,067.86
  5. Step 5: Solve for x
    x = 58,167,067.86/10,587.44
  6. Step 6: Final answer
    x = 5,493.97

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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.