Home / 4,186.35-5,777.12-2,297.90

Finding the Fourth Proportional to 4,186.35, 5,777.12 and 2,297.90

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Solution

The fourth proportional to 4,186.35, 5,777.12 and 2,297.90 is: 3,171.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.35 : 5,777.12 = 2,297.90 : x
  2. Step 2: Convert to fraction form
    4,186.35/5,777.12 = 2,297.90/x
  3. Step 3: Cross multiply
    4,186.35x = 5,777.12 × 2,297.90
  4. Step 4: Simplify right side
    4,186.35x = 13,275,264.24
  5. Step 5: Solve for x
    x = 13,275,264.24/4,186.35
  6. Step 6: Final answer
    x = 3,171.08

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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.