Home / 8,467.40-12,703.30-4,960.38

Finding the Fourth Proportional to 8,467.40, 12,703.30 and 4,960.38

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Solution

The fourth proportional to 8,467.40, 12,703.30 and 4,960.38 is: 7,441.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,467.40 : 12,703.30 = 4,960.38 : x
  2. Step 2: Convert to fraction form
    8,467.40/12,703.30 = 4,960.38/x
  3. Step 3: Cross multiply
    8,467.40x = 12,703.30 × 4,960.38
  4. Step 4: Simplify right side
    8,467.40x = 63,013,195.25
  5. Step 5: Solve for x
    x = 63,013,195.25/8,467.40
  6. Step 6: Final answer
    x = 7,441.86

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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.