Home / 4,270.62-6,409.92-2,630.37

Finding the Fourth Proportional to 4,270.62, 6,409.92 and 2,630.37

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Solution

The fourth proportional to 4,270.62, 6,409.92 and 2,630.37 is: 3,948.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.62 : 6,409.92 = 2,630.37 : x
  2. Step 2: Convert to fraction form
    4,270.62/6,409.92 = 2,630.37/x
  3. Step 3: Cross multiply
    4,270.62x = 6,409.92 × 2,630.37
  4. Step 4: Simplify right side
    4,270.62x = 16,860,461.27
  5. Step 5: Solve for x
    x = 16,860,461.27/4,270.62
  6. Step 6: Final answer
    x = 3,948.01

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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.