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Finding the Fourth Proportional to 4,632.72, 6,393.11 and 2,644.44

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Solution

The fourth proportional to 4,632.72, 6,393.11 and 2,644.44 is: 3,649.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,632.72 : 6,393.11 = 2,644.44 : x
  2. Step 2: Convert to fraction form
    4,632.72/6,393.11 = 2,644.44/x
  3. Step 3: Cross multiply
    4,632.72x = 6,393.11 × 2,644.44
  4. Step 4: Simplify right side
    4,632.72x = 16,906,182.59
  5. Step 5: Solve for x
    x = 16,906,182.59/4,632.72
  6. Step 6: Final answer
    x = 3,649.30

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Half scale
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Double scale
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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.