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Finding the Fourth Proportional to 4,329.86, 6,522.03 and 3,942.32

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Solution

The fourth proportional to 4,329.86, 6,522.03 and 3,942.32 is: 5,938.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,329.86 : 6,522.03 = 3,942.32 : x
  2. Step 2: Convert to fraction form
    4,329.86/6,522.03 = 3,942.32/x
  3. Step 3: Cross multiply
    4,329.86x = 6,522.03 × 3,942.32
  4. Step 4: Simplify right side
    4,329.86x = 25,711,896.70
  5. Step 5: Solve for x
    x = 25,711,896.70/4,329.86
  6. Step 6: Final answer
    x = 5,938.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.