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Finding the Fourth Proportional to 6,791.46, 9,368.88 and 4,553.82

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Solution

The fourth proportional to 6,791.46, 9,368.88 and 4,553.82 is: 6,282.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,791.46 : 9,368.88 = 4,553.82 : x
  2. Step 2: Convert to fraction form
    6,791.46/9,368.88 = 4,553.82/x
  3. Step 3: Cross multiply
    6,791.46x = 9,368.88 × 4,553.82
  4. Step 4: Simplify right side
    6,791.46x = 42,664,193.12
  5. Step 5: Solve for x
    x = 42,664,193.12/6,791.46
  6. Step 6: Final answer
    x = 6,282.04

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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.