Home / 6,633.12-9,940.44-2,929.80

Finding the Fourth Proportional to 6,633.12, 9,940.44 and 2,929.80

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Solution

The fourth proportional to 6,633.12, 9,940.44 and 2,929.80 is: 4,390.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,633.12 : 9,940.44 = 2,929.80 : x
  2. Step 2: Convert to fraction form
    6,633.12/9,940.44 = 2,929.80/x
  3. Step 3: Cross multiply
    6,633.12x = 9,940.44 × 2,929.80
  4. Step 4: Simplify right side
    6,633.12x = 29,123,501.11
  5. Step 5: Solve for x
    x = 29,123,501.11/6,633.12
  6. Step 6: Final answer
    x = 4,390.62

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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.