Home / 2,174.58-3,263.09-1,200.96

Finding the Fourth Proportional to 2,174.58, 3,263.09 and 1,200.96

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Solution

The fourth proportional to 2,174.58, 3,263.09 and 1,200.96 is: 1,802.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174.58 : 3,263.09 = 1,200.96 : x
  2. Step 2: Convert to fraction form
    2,174.58/3,263.09 = 1,200.96/x
  3. Step 3: Cross multiply
    2,174.58x = 3,263.09 × 1,200.96
  4. Step 4: Simplify right side
    2,174.58x = 3,918,834.56
  5. Step 5: Solve for x
    x = 3,918,834.56/2,174.58
  6. Step 6: Final answer
    x = 1,802.11

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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.