Home / 4,815.02-7,222.53-1,352.18

Finding the Fourth Proportional to 4,815.02, 7,222.53 and 1,352.18

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Solution

The fourth proportional to 4,815.02, 7,222.53 and 1,352.18 is: 2,028.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.02 : 7,222.53 = 1,352.18 : x
  2. Step 2: Convert to fraction form
    4,815.02/7,222.53 = 1,352.18/x
  3. Step 3: Cross multiply
    4,815.02x = 7,222.53 × 1,352.18
  4. Step 4: Simplify right side
    4,815.02x = 9,766,160.62
  5. Step 5: Solve for x
    x = 9,766,160.62/4,815.02
  6. Step 6: Final answer
    x = 2,028.27

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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.