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Finding the Fourth Proportional to 6,951.82, 9,592.59 and 3,967.47

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Solution

The fourth proportional to 6,951.82, 9,592.59 and 3,967.47 is: 5,474.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,951.82 : 9,592.59 = 3,967.47 : x
  2. Step 2: Convert to fraction form
    6,951.82/9,592.59 = 3,967.47/x
  3. Step 3: Cross multiply
    6,951.82x = 9,592.59 × 3,967.47
  4. Step 4: Simplify right side
    6,951.82x = 38,058,313.05
  5. Step 5: Solve for x
    x = 38,058,313.05/6,951.82
  6. Step 6: Final answer
    x = 5,474.58

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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.