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Finding the Fourth Proportional to 4,483.38, 6,680.02 and 4,231.88

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Solution

The fourth proportional to 4,483.38, 6,680.02 and 4,231.88 is: 6,305.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,483.38 : 6,680.02 = 4,231.88 : x
  2. Step 2: Convert to fraction form
    4,483.38/6,680.02 = 4,231.88/x
  3. Step 3: Cross multiply
    4,483.38x = 6,680.02 × 4,231.88
  4. Step 4: Simplify right side
    4,483.38x = 28,269,021.88
  5. Step 5: Solve for x
    x = 28,269,021.88/4,483.38
  6. Step 6: Final answer
    x = 6,305.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.