Home / 7,290.24-10,932.12-2,670

Finding the Fourth Proportional to 7,290.24, 10,932.12 and 2,670

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Solution

The fourth proportional to 7,290.24, 10,932.12 and 2,670 is: 4,003.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290.24 : 10,932.12 = 2,670 : x
  2. Step 2: Convert to fraction form
    7,290.24/10,932.12 = 2,670/x
  3. Step 3: Cross multiply
    7,290.24x = 10,932.12 × 2,670
  4. Step 4: Simplify right side
    7,290.24x = 29,188,760.40
  5. Step 5: Solve for x
    x = 29,188,760.40/7,290.24
  6. Step 6: Final answer
    x = 4,003.81

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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.