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Finding the Fourth Proportional to 9,644.78, 14,471.87 and 4,383.23

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Solution

The fourth proportional to 9,644.78, 14,471.87 and 4,383.23 is: 6,576.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,644.78 : 14,471.87 = 4,383.23 : x
  2. Step 2: Convert to fraction form
    9,644.78/14,471.87 = 4,383.23/x
  3. Step 3: Cross multiply
    9,644.78x = 14,471.87 × 4,383.23
  4. Step 4: Simplify right side
    9,644.78x = 63,433,440.46
  5. Step 5: Solve for x
    x = 63,433,440.46/9,644.78
  6. Step 6: Final answer
    x = 6,576.97

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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.