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Finding the Fourth Proportional to 9,443.70, 14,157.79 and 6,473.94

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Solution

The fourth proportional to 9,443.70, 14,157.79 and 6,473.94 is: 9,705.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,443.70 : 14,157.79 = 6,473.94 : x
  2. Step 2: Convert to fraction form
    9,443.70/14,157.79 = 6,473.94/x
  3. Step 3: Cross multiply
    9,443.70x = 14,157.79 × 6,473.94
  4. Step 4: Simplify right side
    9,443.70x = 91,656,682.99
  5. Step 5: Solve for x
    x = 91,656,682.99/9,443.70
  6. Step 6: Final answer
    x = 9,705.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.