Home / 7,443.77-11,166.62-3,933.91

Finding the Fourth Proportional to 7,443.77, 11,166.62 and 3,933.91

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Solution

The fourth proportional to 7,443.77, 11,166.62 and 3,933.91 is: 5,901.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,443.77 : 11,166.62 = 3,933.91 : x
  2. Step 2: Convert to fraction form
    7,443.77/11,166.62 = 3,933.91/x
  3. Step 3: Cross multiply
    7,443.77x = 11,166.62 × 3,933.91
  4. Step 4: Simplify right side
    7,443.77x = 43,928,471.40
  5. Step 5: Solve for x
    x = 43,928,471.40/7,443.77
  6. Step 6: Final answer
    x = 5,901.38

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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.