Home / 11,252.94-16,853.12-8,897.12

Finding the Fourth Proportional to 11,252.94, 16,853.12 and 8,897.12

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Solution

The fourth proportional to 11,252.94, 16,853.12 and 8,897.12 is: 13,324.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,252.94 : 16,853.12 = 8,897.12 : x
  2. Step 2: Convert to fraction form
    11,252.94/16,853.12 = 8,897.12/x
  3. Step 3: Cross multiply
    11,252.94x = 16,853.12 × 8,897.12
  4. Step 4: Simplify right side
    11,252.94x = 149,944,231.01
  5. Step 5: Solve for x
    x = 149,944,231.01/11,252.94
  6. Step 6: Final answer
    x = 13,324.89

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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.