Home / 12,236.15-16,883.88-6,929.84

Finding the Fourth Proportional to 12,236.15, 16,883.88 and 6,929.84

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Solution

The fourth proportional to 12,236.15, 16,883.88 and 6,929.84 is: 9,562.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,236.15 : 16,883.88 = 6,929.84 : x
  2. Step 2: Convert to fraction form
    12,236.15/16,883.88 = 6,929.84/x
  3. Step 3: Cross multiply
    12,236.15x = 16,883.88 × 6,929.84
  4. Step 4: Simplify right side
    12,236.15x = 117,002,502.56
  5. Step 5: Solve for x
    x = 117,002,502.56/12,236.15
  6. Step 6: Final answer
    x = 9,562.04

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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.