Home / 2,173.53-3,252.09-1,249.52

Finding the Fourth Proportional to 2,173.53, 3,252.09 and 1,249.52

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Solution

The fourth proportional to 2,173.53, 3,252.09 and 1,249.52 is: 1,869.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173.53 : 3,252.09 = 1,249.52 : x
  2. Step 2: Convert to fraction form
    2,173.53/3,252.09 = 1,249.52/x
  3. Step 3: Cross multiply
    2,173.53x = 3,252.09 × 1,249.52
  4. Step 4: Simplify right side
    2,173.53x = 4,063,551.50
  5. Step 5: Solve for x
    x = 4,063,551.50/2,173.53
  6. Step 6: Final answer
    x = 1,869.56

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1.5x scale

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.