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Finding the Fourth Proportional to 6,369.46, 8,794.13 and 4,874.70

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Solution

The fourth proportional to 6,369.46, 8,794.13 and 4,874.70 is: 6,730.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,369.46 : 8,794.13 = 4,874.70 : x
  2. Step 2: Convert to fraction form
    6,369.46/8,794.13 = 4,874.70/x
  3. Step 3: Cross multiply
    6,369.46x = 8,794.13 × 4,874.70
  4. Step 4: Simplify right side
    6,369.46x = 42,868,745.51
  5. Step 5: Solve for x
    x = 42,868,745.51/6,369.46
  6. Step 6: Final answer
    x = 6,730.36

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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.