Home / 4,185.76-5,776.26-2,297.36

Finding the Fourth Proportional to 4,185.76, 5,776.26 and 2,297.36

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Solution

The fourth proportional to 4,185.76, 5,776.26 and 2,297.36 is: 3,170.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.76 : 5,776.26 = 2,297.36 : x
  2. Step 2: Convert to fraction form
    4,185.76/5,776.26 = 2,297.36/x
  3. Step 3: Cross multiply
    4,185.76x = 5,776.26 × 2,297.36
  4. Step 4: Simplify right side
    4,185.76x = 13,270,148.67
  5. Step 5: Solve for x
    x = 13,270,148.67/4,185.76
  6. Step 6: Final answer
    x = 3,170.31

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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.