Home / 3,592.32-4,930.92-3,190.56

Finding the Fourth Proportional to 3,592.32, 4,930.92 and 3,190.56

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Solution

The fourth proportional to 3,592.32, 4,930.92 and 3,190.56 is: 4,379.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,592.32 : 4,930.92 = 3,190.56 : x
  2. Step 2: Convert to fraction form
    3,592.32/4,930.92 = 3,190.56/x
  3. Step 3: Cross multiply
    3,592.32x = 4,930.92 × 3,190.56
  4. Step 4: Simplify right side
    3,592.32x = 15,732,396.12
  5. Step 5: Solve for x
    x = 15,732,396.12/3,592.32
  6. Step 6: Final answer
    x = 4,379.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.