Home / 2,361.17-3,539.01-2,087.79

Finding the Fourth Proportional to 2,361.17, 3,539.01 and 2,087.79

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Solution

The fourth proportional to 2,361.17, 3,539.01 and 2,087.79 is: 3,129.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361.17 : 3,539.01 = 2,087.79 : x
  2. Step 2: Convert to fraction form
    2,361.17/3,539.01 = 2,087.79/x
  3. Step 3: Cross multiply
    2,361.17x = 3,539.01 × 2,087.79
  4. Step 4: Simplify right side
    2,361.17x = 7,388,709.69
  5. Step 5: Solve for x
    x = 7,388,709.69/2,361.17
  6. Step 6: Final answer
    x = 3,129.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.