Home / 7,459.80-11,190.30-2,463.11

Finding the Fourth Proportional to 7,459.80, 11,190.30 and 2,463.11

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Solution

The fourth proportional to 7,459.80, 11,190.30 and 2,463.11 is: 3,694.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459.80 : 11,190.30 = 2,463.11 : x
  2. Step 2: Convert to fraction form
    7,459.80/11,190.30 = 2,463.11/x
  3. Step 3: Cross multiply
    7,459.80x = 11,190.30 × 2,463.11
  4. Step 4: Simplify right side
    7,459.80x = 27,562,939.83
  5. Step 5: Solve for x
    x = 27,562,939.83/7,459.80
  6. Step 6: Final answer
    x = 3,694.86

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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.