Home / 2,996.12-4,491.84-1,900.28

Finding the Fourth Proportional to 2,996.12, 4,491.84 and 1,900.28

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Solution

The fourth proportional to 2,996.12, 4,491.84 and 1,900.28 is: 2,848.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996.12 : 4,491.84 = 1,900.28 : x
  2. Step 2: Convert to fraction form
    2,996.12/4,491.84 = 1,900.28/x
  3. Step 3: Cross multiply
    2,996.12x = 4,491.84 × 1,900.28
  4. Step 4: Simplify right side
    2,996.12x = 8,535,753.72
  5. Step 5: Solve for x
    x = 8,535,753.72/2,996.12
  6. Step 6: Final answer
    x = 2,848.94

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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.