Home / 11,324.30-15,622.10-7,968.96

Finding the Fourth Proportional to 11,324.30, 15,622.10 and 7,968.96

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Solution

The fourth proportional to 11,324.30, 15,622.10 and 7,968.96 is: 10,993.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,324.30 : 15,622.10 = 7,968.96 : x
  2. Step 2: Convert to fraction form
    11,324.30/15,622.10 = 7,968.96/x
  3. Step 3: Cross multiply
    11,324.30x = 15,622.10 × 7,968.96
  4. Step 4: Simplify right side
    11,324.30x = 124,491,890.02
  5. Step 5: Solve for x
    x = 124,491,890.02/11,324.30
  6. Step 6: Final answer
    x = 10,993.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.