Home / 7,496.80-11,243.28-2,230.63

Finding the Fourth Proportional to 7,496.80, 11,243.28 and 2,230.63

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Solution

The fourth proportional to 7,496.80, 11,243.28 and 2,230.63 is: 3,345.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,496.80 : 11,243.28 = 2,230.63 : x
  2. Step 2: Convert to fraction form
    7,496.80/11,243.28 = 2,230.63/x
  3. Step 3: Cross multiply
    7,496.80x = 11,243.28 × 2,230.63
  4. Step 4: Simplify right side
    7,496.80x = 25,079,541.45
  5. Step 5: Solve for x
    x = 25,079,541.45/7,496.80
  6. Step 6: Final answer
    x = 3,345.37

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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.