Home / 10,666.11-16,001.52-4,092.31

Finding the Fourth Proportional to 10,666.11, 16,001.52 and 4,092.31

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Solution

The fourth proportional to 10,666.11, 16,001.52 and 4,092.31 is: 6,139.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,666.11 : 16,001.52 = 4,092.31 : x
  2. Step 2: Convert to fraction form
    10,666.11/16,001.52 = 4,092.31/x
  3. Step 3: Cross multiply
    10,666.11x = 16,001.52 × 4,092.31
  4. Step 4: Simplify right side
    10,666.11x = 65,483,180.31
  5. Step 5: Solve for x
    x = 65,483,180.31/10,666.11
  6. Step 6: Final answer
    x = 6,139.37

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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.