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Finding the Fourth Proportional to 6,797.61, 9,383.97 and 4,280.94

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Solution

The fourth proportional to 6,797.61, 9,383.97 and 4,280.94 is: 5,909.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,797.61 : 9,383.97 = 4,280.94 : x
  2. Step 2: Convert to fraction form
    6,797.61/9,383.97 = 4,280.94/x
  3. Step 3: Cross multiply
    6,797.61x = 9,383.97 × 4,280.94
  4. Step 4: Simplify right side
    6,797.61x = 40,172,212.53
  5. Step 5: Solve for x
    x = 40,172,212.53/6,797.61
  6. Step 6: Final answer
    x = 5,909.76

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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.