Home / 4,829.12-7,245.30-1,542.68

Finding the Fourth Proportional to 4,829.12, 7,245.30 and 1,542.68

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Solution

The fourth proportional to 4,829.12, 7,245.30 and 1,542.68 is: 2,314.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,829.12 : 7,245.30 = 1,542.68 : x
  2. Step 2: Convert to fraction form
    4,829.12/7,245.30 = 1,542.68/x
  3. Step 3: Cross multiply
    4,829.12x = 7,245.30 × 1,542.68
  4. Step 4: Simplify right side
    4,829.12x = 11,177,179.40
  5. Step 5: Solve for x
    x = 11,177,179.40/4,829.12
  6. Step 6: Final answer
    x = 2,314.54

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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.