Home / 4,952.68-7,430.30-2,179.88

Finding the Fourth Proportional to 4,952.68, 7,430.30 and 2,179.88

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Solution

The fourth proportional to 4,952.68, 7,430.30 and 2,179.88 is: 3,270.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,952.68 : 7,430.30 = 2,179.88 : x
  2. Step 2: Convert to fraction form
    4,952.68/7,430.30 = 2,179.88/x
  3. Step 3: Cross multiply
    4,952.68x = 7,430.30 × 2,179.88
  4. Step 4: Simplify right side
    4,952.68x = 16,197,162.36
  5. Step 5: Solve for x
    x = 16,197,162.36/4,952.68
  6. Step 6: Final answer
    x = 3,270.38

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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.