Home / 2,372.32-3,553.66-1,200.68

Finding the Fourth Proportional to 2,372.32, 3,553.66 and 1,200.68

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Solution

The fourth proportional to 2,372.32, 3,553.66 and 1,200.68 is: 1,798.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372.32 : 3,553.66 = 1,200.68 : x
  2. Step 2: Convert to fraction form
    2,372.32/3,553.66 = 1,200.68/x
  3. Step 3: Cross multiply
    2,372.32x = 3,553.66 × 1,200.68
  4. Step 4: Simplify right side
    2,372.32x = 4,266,808.49
  5. Step 5: Solve for x
    x = 4,266,808.49/2,372.32
  6. Step 6: Final answer
    x = 1,798.58

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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.