Home / 4,992.80-6,885.68-3,002.64

Finding the Fourth Proportional to 4,992.80, 6,885.68 and 3,002.64

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Solution

The fourth proportional to 4,992.80, 6,885.68 and 3,002.64 is: 4,141.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992.80 : 6,885.68 = 3,002.64 : x
  2. Step 2: Convert to fraction form
    4,992.80/6,885.68 = 3,002.64/x
  3. Step 3: Cross multiply
    4,992.80x = 6,885.68 × 3,002.64
  4. Step 4: Simplify right side
    4,992.80x = 20,675,218.20
  5. Step 5: Solve for x
    x = 20,675,218.20/4,992.80
  6. Step 6: Final answer
    x = 4,141.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.