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Finding the Fourth Proportional to 6,493.38, 8,955.82 and 5,963.92

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Solution

The fourth proportional to 6,493.38, 8,955.82 and 5,963.92 is: 8,225.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,493.38 : 8,955.82 = 5,963.92 : x
  2. Step 2: Convert to fraction form
    6,493.38/8,955.82 = 5,963.92/x
  3. Step 3: Cross multiply
    6,493.38x = 8,955.82 × 5,963.92
  4. Step 4: Simplify right side
    6,493.38x = 53,411,794.01
  5. Step 5: Solve for x
    x = 53,411,794.01/6,493.38
  6. Step 6: Final answer
    x = 8,225.58

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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.