Home / 3,281.47-4,922.25-1,829.85

Finding the Fourth Proportional to 3,281.47, 4,922.25 and 1,829.85

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Solution

The fourth proportional to 3,281.47, 4,922.25 and 1,829.85 is: 2,744.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.47 : 4,922.25 = 1,829.85 : x
  2. Step 2: Convert to fraction form
    3,281.47/4,922.25 = 1,829.85/x
  3. Step 3: Cross multiply
    3,281.47x = 4,922.25 × 1,829.85
  4. Step 4: Simplify right side
    3,281.47x = 9,006,979.16
  5. Step 5: Solve for x
    x = 9,006,979.16/3,281.47
  6. Step 6: Final answer
    x = 2,744.80

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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.