Home / 3,220.85-4,833.70-2,357.39

Finding the Fourth Proportional to 3,220.85, 4,833.70 and 2,357.39

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Solution

The fourth proportional to 3,220.85, 4,833.70 and 2,357.39 is: 3,537.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220.85 : 4,833.70 = 2,357.39 : x
  2. Step 2: Convert to fraction form
    3,220.85/4,833.70 = 2,357.39/x
  3. Step 3: Cross multiply
    3,220.85x = 4,833.70 × 2,357.39
  4. Step 4: Simplify right side
    3,220.85x = 11,394,916.04
  5. Step 5: Solve for x
    x = 11,394,916.04/3,220.85
  6. Step 6: Final answer
    x = 3,537.86

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1.5x scale

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.