Home / 5,204.62-7,808.98-2,280.86

Finding the Fourth Proportional to 5,204.62, 7,808.98 and 2,280.86

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Solution

The fourth proportional to 5,204.62, 7,808.98 and 2,280.86 is: 3,422.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204.62 : 7,808.98 = 2,280.86 : x
  2. Step 2: Convert to fraction form
    5,204.62/7,808.98 = 2,280.86/x
  3. Step 3: Cross multiply
    5,204.62x = 7,808.98 × 2,280.86
  4. Step 4: Simplify right side
    5,204.62x = 17,811,190.12
  5. Step 5: Solve for x
    x = 17,811,190.12/5,204.62
  6. Step 6: Final answer
    x = 3,422.19

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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.