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Finding the Fourth Proportional to 6,950.58, 9,589.89 and 3,965.34

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Solution

The fourth proportional to 6,950.58, 9,589.89 and 3,965.34 is: 5,471.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,950.58 : 9,589.89 = 3,965.34 : x
  2. Step 2: Convert to fraction form
    6,950.58/9,589.89 = 3,965.34/x
  3. Step 3: Cross multiply
    6,950.58x = 9,589.89 × 3,965.34
  4. Step 4: Simplify right side
    6,950.58x = 38,027,174.41
  5. Step 5: Solve for x
    x = 38,027,174.41/6,950.58
  6. Step 6: Final answer
    x = 5,471.08

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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.