Home / 7,971.66-11,001.77-4,614.43

Finding the Fourth Proportional to 7,971.66, 11,001.77 and 4,614.43

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Solution

The fourth proportional to 7,971.66, 11,001.77 and 4,614.43 is: 6,368.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971.66 : 11,001.77 = 4,614.43 : x
  2. Step 2: Convert to fraction form
    7,971.66/11,001.77 = 4,614.43/x
  3. Step 3: Cross multiply
    7,971.66x = 11,001.77 × 4,614.43
  4. Step 4: Simplify right side
    7,971.66x = 50,766,897.54
  5. Step 5: Solve for x
    x = 50,766,897.54/7,971.66
  6. Step 6: Final answer
    x = 6,368.42

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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.