Home / 7,297.24-10,939.14-2,679.64

Finding the Fourth Proportional to 7,297.24, 10,939.14 and 2,679.64

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Solution

The fourth proportional to 7,297.24, 10,939.14 and 2,679.64 is: 4,016.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,297.24 : 10,939.14 = 2,679.64 : x
  2. Step 2: Convert to fraction form
    7,297.24/10,939.14 = 2,679.64/x
  3. Step 3: Cross multiply
    7,297.24x = 10,939.14 × 2,679.64
  4. Step 4: Simplify right side
    7,297.24x = 29,312,957.11
  5. Step 5: Solve for x
    x = 29,312,957.11/7,297.24
  6. Step 6: Final answer
    x = 4,016.99

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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.