Home / 4,346.72-6,520.32-1,425.44

Finding the Fourth Proportional to 4,346.72, 6,520.32 and 1,425.44

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Solution

The fourth proportional to 4,346.72, 6,520.32 and 1,425.44 is: 2,138.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,346.72 : 6,520.32 = 1,425.44 : x
  2. Step 2: Convert to fraction form
    4,346.72/6,520.32 = 1,425.44/x
  3. Step 3: Cross multiply
    4,346.72x = 6,520.32 × 1,425.44
  4. Step 4: Simplify right side
    4,346.72x = 9,294,324.94
  5. Step 5: Solve for x
    x = 9,294,324.94/4,346.72
  6. Step 6: Final answer
    x = 2,138.24

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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.