Home / 2,136.24-3,202.34-1,095.39

Finding the Fourth Proportional to 2,136.24, 3,202.34 and 1,095.39

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Solution

The fourth proportional to 2,136.24, 3,202.34 and 1,095.39 is: 1,642.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136.24 : 3,202.34 = 1,095.39 : x
  2. Step 2: Convert to fraction form
    2,136.24/3,202.34 = 1,095.39/x
  3. Step 3: Cross multiply
    2,136.24x = 3,202.34 × 1,095.39
  4. Step 4: Simplify right side
    2,136.24x = 3,507,805.74
  5. Step 5: Solve for x
    x = 3,507,805.74/2,136.24
  6. Step 6: Final answer
    x = 1,642.05

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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.