Home / 2,372.02-3,558-1,072.58

Finding the Fourth Proportional to 2,372.02, 3,558 and 1,072.58

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Solution

The fourth proportional to 2,372.02, 3,558 and 1,072.58 is: 1,608.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372.02 : 3,558 = 1,072.58 : x
  2. Step 2: Convert to fraction form
    2,372.02/3,558 = 1,072.58/x
  3. Step 3: Cross multiply
    2,372.02x = 3,558 × 1,072.58
  4. Step 4: Simplify right side
    2,372.02x = 3,816,239.64
  5. Step 5: Solve for x
    x = 3,816,239.64/2,372.02
  6. Step 6: Final answer
    x = 1,608.86

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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.