Home / 3,795.18-5,231.57-2,997.06

Finding the Fourth Proportional to 3,795.18, 5,231.57 and 2,997.06

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Solution

The fourth proportional to 3,795.18, 5,231.57 and 2,997.06 is: 4,131.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,795.18 : 5,231.57 = 2,997.06 : x
  2. Step 2: Convert to fraction form
    3,795.18/5,231.57 = 2,997.06/x
  3. Step 3: Cross multiply
    3,795.18x = 5,231.57 × 2,997.06
  4. Step 4: Simplify right side
    3,795.18x = 15,679,314.20
  5. Step 5: Solve for x
    x = 15,679,314.20/3,795.18
  6. Step 6: Final answer
    x = 4,131.38

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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.