Home / 3,638.31-5,010.55-3,310.26

Finding the Fourth Proportional to 3,638.31, 5,010.55 and 3,310.26

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Solution

The fourth proportional to 3,638.31, 5,010.55 and 3,310.26 is: 4,558.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638.31 : 5,010.55 = 3,310.26 : x
  2. Step 2: Convert to fraction form
    3,638.31/5,010.55 = 3,310.26/x
  3. Step 3: Cross multiply
    3,638.31x = 5,010.55 × 3,310.26
  4. Step 4: Simplify right side
    3,638.31x = 16,586,223.24
  5. Step 5: Solve for x
    x = 16,586,223.24/3,638.31
  6. Step 6: Final answer
    x = 4,558.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.