Home / 11,514.32-17,271.64-4,936.40

Finding the Fourth Proportional to 11,514.32, 17,271.64 and 4,936.40

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Solution

The fourth proportional to 11,514.32, 17,271.64 and 4,936.40 is: 7,404.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,514.32 : 17,271.64 = 4,936.40 : x
  2. Step 2: Convert to fraction form
    11,514.32/17,271.64 = 4,936.40/x
  3. Step 3: Cross multiply
    11,514.32x = 17,271.64 × 4,936.40
  4. Step 4: Simplify right side
    11,514.32x = 85,259,723.70
  5. Step 5: Solve for x
    x = 85,259,723.70/11,514.32
  6. Step 6: Final answer
    x = 7,404.67

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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.