Home / 8,587.82-11,851.02-5,003.43

Finding the Fourth Proportional to 8,587.82, 11,851.02 and 5,003.43

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Solution

The fourth proportional to 8,587.82, 11,851.02 and 5,003.43 is: 6,904.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,587.82 : 11,851.02 = 5,003.43 : x
  2. Step 2: Convert to fraction form
    8,587.82/11,851.02 = 5,003.43/x
  3. Step 3: Cross multiply
    8,587.82x = 11,851.02 × 5,003.43
  4. Step 4: Simplify right side
    8,587.82x = 59,295,749.00
  5. Step 5: Solve for x
    x = 59,295,749.00/8,587.82
  6. Step 6: Final answer
    x = 6,904.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.