Home / 3,233.09-4,849.51-1,125.20

Finding the Fourth Proportional to 3,233.09, 4,849.51 and 1,125.20

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Solution

The fourth proportional to 3,233.09, 4,849.51 and 1,125.20 is: 1,687.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,233.09 : 4,849.51 = 1,125.20 : x
  2. Step 2: Convert to fraction form
    3,233.09/4,849.51 = 1,125.20/x
  3. Step 3: Cross multiply
    3,233.09x = 4,849.51 × 1,125.20
  4. Step 4: Simplify right side
    3,233.09x = 5,456,663.03
  5. Step 5: Solve for x
    x = 5,456,663.03/3,233.09
  6. Step 6: Final answer
    x = 1,687.75

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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.