Home / 11,377.43-17,045.32-8,249.67

Finding the Fourth Proportional to 11,377.43, 17,045.32 and 8,249.67

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Solution

The fourth proportional to 11,377.43, 17,045.32 and 8,249.67 is: 12,359.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,377.43 : 17,045.32 = 8,249.67 : x
  2. Step 2: Convert to fraction form
    11,377.43/17,045.32 = 8,249.67/x
  3. Step 3: Cross multiply
    11,377.43x = 17,045.32 × 8,249.67
  4. Step 4: Simplify right side
    11,377.43x = 140,618,265.04
  5. Step 5: Solve for x
    x = 140,618,265.04/11,377.43
  6. Step 6: Final answer
    x = 12,359.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.