Home / 3,653.12-5,040.96-2,236.31

Finding the Fourth Proportional to 3,653.12, 5,040.96 and 2,236.31

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Solution

The fourth proportional to 3,653.12, 5,040.96 and 2,236.31 is: 3,085.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653.12 : 5,040.96 = 2,236.31 : x
  2. Step 2: Convert to fraction form
    3,653.12/5,040.96 = 2,236.31/x
  3. Step 3: Cross multiply
    3,653.12x = 5,040.96 × 2,236.31
  4. Step 4: Simplify right side
    3,653.12x = 11,273,149.26
  5. Step 5: Solve for x
    x = 11,273,149.26/3,653.12
  6. Step 6: Final answer
    x = 3,085.90

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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.