Home / 4,882.20-7,323.63-1,960.50

Finding the Fourth Proportional to 4,882.20, 7,323.63 and 1,960.50

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Solution

The fourth proportional to 4,882.20, 7,323.63 and 1,960.50 is: 2,940.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,882.20 : 7,323.63 = 1,960.50 : x
  2. Step 2: Convert to fraction form
    4,882.20/7,323.63 = 1,960.50/x
  3. Step 3: Cross multiply
    4,882.20x = 7,323.63 × 1,960.50
  4. Step 4: Simplify right side
    4,882.20x = 14,357,985.80
  5. Step 5: Solve for x
    x = 14,357,985.80/4,882.20
  6. Step 6: Final answer
    x = 2,940.89

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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.