Home / 12,260.73-16,919.08-6,882.77

Finding the Fourth Proportional to 12,260.73, 16,919.08 and 6,882.77

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Solution

The fourth proportional to 12,260.73, 16,919.08 and 6,882.77 is: 9,497.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,260.73 : 16,919.08 = 6,882.77 : x
  2. Step 2: Convert to fraction form
    12,260.73/16,919.08 = 6,882.77/x
  3. Step 3: Cross multiply
    12,260.73x = 16,919.08 × 6,882.77
  4. Step 4: Simplify right side
    12,260.73x = 116,450,161.34
  5. Step 5: Solve for x
    x = 116,450,161.34/12,260.73
  6. Step 6: Final answer
    x = 9,497.81

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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.