Home / 11,759.12-16,227.08-6,722.96

Finding the Fourth Proportional to 11,759.12, 16,227.08 and 6,722.96

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Solution

The fourth proportional to 11,759.12, 16,227.08 and 6,722.96 is: 9,277.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,759.12 : 16,227.08 = 6,722.96 : x
  2. Step 2: Convert to fraction form
    11,759.12/16,227.08 = 6,722.96/x
  3. Step 3: Cross multiply
    11,759.12x = 16,227.08 × 6,722.96
  4. Step 4: Simplify right side
    11,759.12x = 109,094,009.76
  5. Step 5: Solve for x
    x = 109,094,009.76/11,759.12
  6. Step 6: Final answer
    x = 9,277.40

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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.