Home / 11,929.38-16,461.33-6,895.22

Finding the Fourth Proportional to 11,929.38, 16,461.33 and 6,895.22

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Solution

The fourth proportional to 11,929.38, 16,461.33 and 6,895.22 is: 9,514.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,929.38 : 16,461.33 = 6,895.22 : x
  2. Step 2: Convert to fraction form
    11,929.38/16,461.33 = 6,895.22/x
  3. Step 3: Cross multiply
    11,929.38x = 16,461.33 × 6,895.22
  4. Step 4: Simplify right side
    11,929.38x = 113,504,491.84
  5. Step 5: Solve for x
    x = 113,504,491.84/11,929.38
  6. Step 6: Final answer
    x = 9,514.70

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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.