Home / 7,511.43-11,262.38-3,999.27

Finding the Fourth Proportional to 7,511.43, 11,262.38 and 3,999.27

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Solution

The fourth proportional to 7,511.43, 11,262.38 and 3,999.27 is: 5,996.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511.43 : 11,262.38 = 3,999.27 : x
  2. Step 2: Convert to fraction form
    7,511.43/11,262.38 = 3,999.27/x
  3. Step 3: Cross multiply
    7,511.43x = 11,262.38 × 3,999.27
  4. Step 4: Simplify right side
    7,511.43x = 45,041,278.47
  5. Step 5: Solve for x
    x = 45,041,278.47/7,511.43
  6. Step 6: Final answer
    x = 5,996.37

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1.5x scale

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.