Home / 7,333.24-10,999.84-1,786.52

Finding the Fourth Proportional to 7,333.24, 10,999.84 and 1,786.52

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Solution

The fourth proportional to 7,333.24, 10,999.84 and 1,786.52 is: 2,679.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333.24 : 10,999.84 = 1,786.52 : x
  2. Step 2: Convert to fraction form
    7,333.24/10,999.84 = 1,786.52/x
  3. Step 3: Cross multiply
    7,333.24x = 10,999.84 × 1,786.52
  4. Step 4: Simplify right side
    7,333.24x = 19,651,434.16
  5. Step 5: Solve for x
    x = 19,651,434.16/7,333.24
  6. Step 6: Final answer
    x = 2,679.78

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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.