Home / 11,828.68-16,322.10-6,793.12

Finding the Fourth Proportional to 11,828.68, 16,322.10 and 6,793.12

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Solution

The fourth proportional to 11,828.68, 16,322.10 and 6,793.12 is: 9,373.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,828.68 : 16,322.10 = 6,793.12 : x
  2. Step 2: Convert to fraction form
    11,828.68/16,322.10 = 6,793.12/x
  3. Step 3: Cross multiply
    11,828.68x = 16,322.10 × 6,793.12
  4. Step 4: Simplify right side
    11,828.68x = 110,877,983.95
  5. Step 5: Solve for x
    x = 110,877,983.95/11,828.68
  6. Step 6: Final answer
    x = 9,373.66

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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.