Home / 4,185.74-5,776.25-2,297.31

Finding the Fourth Proportional to 4,185.74, 5,776.25 and 2,297.31

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Solution

The fourth proportional to 4,185.74, 5,776.25 and 2,297.31 is: 3,170.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.74 : 5,776.25 = 2,297.31 : x
  2. Step 2: Convert to fraction form
    4,185.74/5,776.25 = 2,297.31/x
  3. Step 3: Cross multiply
    4,185.74x = 5,776.25 × 2,297.31
  4. Step 4: Simplify right side
    4,185.74x = 13,269,825.40
  5. Step 5: Solve for x
    x = 13,269,825.40/4,185.74
  6. Step 6: Final answer
    x = 3,170.25

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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.