Home / 3,442.56-5,152.32-3,292.80

Finding the Fourth Proportional to 3,442.56, 5,152.32 and 3,292.80

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Solution

The fourth proportional to 3,442.56, 5,152.32 and 3,292.80 is: 4,928.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442.56 : 5,152.32 = 3,292.80 : x
  2. Step 2: Convert to fraction form
    3,442.56/5,152.32 = 3,292.80/x
  3. Step 3: Cross multiply
    3,442.56x = 5,152.32 × 3,292.80
  4. Step 4: Simplify right side
    3,442.56x = 16,965,559.30
  5. Step 5: Solve for x
    x = 16,965,559.30/3,442.56
  6. Step 6: Final answer
    x = 4,928.18

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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.