Home / 11,759.43-16,226.69-6,977.67

Finding the Fourth Proportional to 11,759.43, 16,226.69 and 6,977.67

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Solution

The fourth proportional to 11,759.43, 16,226.69 and 6,977.67 is: 9,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,759.43 : 16,226.69 = 6,977.67 : x
  2. Step 2: Convert to fraction form
    11,759.43/16,226.69 = 6,977.67/x
  3. Step 3: Cross multiply
    11,759.43x = 16,226.69 × 6,977.67
  4. Step 4: Simplify right side
    11,759.43x = 113,224,488.01
  5. Step 5: Solve for x
    x = 113,224,488.01/11,759.43
  6. Step 6: Final answer
    x = 9,628.40

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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.