Home / 2,174.58-2,999.70-1,334.61

Finding the Fourth Proportional to 2,174.58, 2,999.70 and 1,334.61

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Solution

The fourth proportional to 2,174.58, 2,999.70 and 1,334.61 is: 1,841.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174.58 : 2,999.70 = 1,334.61 : x
  2. Step 2: Convert to fraction form
    2,174.58/2,999.70 = 1,334.61/x
  3. Step 3: Cross multiply
    2,174.58x = 2,999.70 × 1,334.61
  4. Step 4: Simplify right side
    2,174.58x = 4,003,429.62
  5. Step 5: Solve for x
    x = 4,003,429.62/2,174.58
  6. Step 6: Final answer
    x = 1,841.01

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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.