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Finding the Fourth Proportional to 9,644.70, 14,469.17 and 4,102.79

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Solution

The fourth proportional to 9,644.70, 14,469.17 and 4,102.79 is: 6,155.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,644.70 : 14,469.17 = 4,102.79 : x
  2. Step 2: Convert to fraction form
    9,644.70/14,469.17 = 4,102.79/x
  3. Step 3: Cross multiply
    9,644.70x = 14,469.17 × 4,102.79
  4. Step 4: Simplify right side
    9,644.70x = 59,363,873.12
  5. Step 5: Solve for x
    x = 59,363,873.12/9,644.70
  6. Step 6: Final answer
    x = 6,155.08

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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.