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Finding the Fourth Proportional to 6,958.58, 10,475.80 and 6,346.22

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Solution

The fourth proportional to 6,958.58, 10,475.80 and 6,346.22 is: 9,553.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,958.58 : 10,475.80 = 6,346.22 : x
  2. Step 2: Convert to fraction form
    6,958.58/10,475.80 = 6,346.22/x
  3. Step 3: Cross multiply
    6,958.58x = 10,475.80 × 6,346.22
  4. Step 4: Simplify right side
    6,958.58x = 66,481,663.23
  5. Step 5: Solve for x
    x = 66,481,663.23/6,958.58
  6. Step 6: Final answer
    x = 9,553.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.