Home / 11,288.24-16,932.36-5,443.76

Finding the Fourth Proportional to 11,288.24, 16,932.36 and 5,443.76

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Solution

The fourth proportional to 11,288.24, 16,932.36 and 5,443.76 is: 8,165.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,288.24 : 16,932.36 = 5,443.76 : x
  2. Step 2: Convert to fraction form
    11,288.24/16,932.36 = 5,443.76/x
  3. Step 3: Cross multiply
    11,288.24x = 16,932.36 × 5,443.76
  4. Step 4: Simplify right side
    11,288.24x = 92,175,704.07
  5. Step 5: Solve for x
    x = 92,175,704.07/11,288.24
  6. Step 6: Final answer
    x = 8,165.64

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1.5x scale

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.