Home / 11,614.22-16,030.24-7,141.86

Finding the Fourth Proportional to 11,614.22, 16,030.24 and 7,141.86

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Solution

The fourth proportional to 11,614.22, 16,030.24 and 7,141.86 is: 9,857.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,614.22 : 16,030.24 = 7,141.86 : x
  2. Step 2: Convert to fraction form
    11,614.22/16,030.24 = 7,141.86/x
  3. Step 3: Cross multiply
    11,614.22x = 16,030.24 × 7,141.86
  4. Step 4: Simplify right side
    11,614.22x = 114,485,729.85
  5. Step 5: Solve for x
    x = 114,485,729.85/11,614.22
  6. Step 6: Final answer
    x = 9,857.38

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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.