Home / 4,999.30-7,491.12-3,355.54

Finding the Fourth Proportional to 4,999.30, 7,491.12 and 3,355.54

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Solution

The fourth proportional to 4,999.30, 7,491.12 and 3,355.54 is: 5,028.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.30 : 7,491.12 = 3,355.54 : x
  2. Step 2: Convert to fraction form
    4,999.30/7,491.12 = 3,355.54/x
  3. Step 3: Cross multiply
    4,999.30x = 7,491.12 × 3,355.54
  4. Step 4: Simplify right side
    4,999.30x = 25,136,752.80
  5. Step 5: Solve for x
    x = 25,136,752.80/4,999.30
  6. Step 6: Final answer
    x = 5,028.05

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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.