Home / 9,984.20-14,976.30-6,873.80

Finding the Fourth Proportional to 9,984.20, 14,976.30 and 6,873.80

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Solution

The fourth proportional to 9,984.20, 14,976.30 and 6,873.80 is: 10,310.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,984.20 : 14,976.30 = 6,873.80 : x
  2. Step 2: Convert to fraction form
    9,984.20/14,976.30 = 6,873.80/x
  3. Step 3: Cross multiply
    9,984.20x = 14,976.30 × 6,873.80
  4. Step 4: Simplify right side
    9,984.20x = 102,944,090.94
  5. Step 5: Solve for x
    x = 102,944,090.94/9,984.20
  6. Step 6: Final answer
    x = 10,310.70

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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.