Home / 2,253.48-3,379.35-1,082.75

Finding the Fourth Proportional to 2,253.48, 3,379.35 and 1,082.75

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Solution

The fourth proportional to 2,253.48, 3,379.35 and 1,082.75 is: 1,623.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253.48 : 3,379.35 = 1,082.75 : x
  2. Step 2: Convert to fraction form
    2,253.48/3,379.35 = 1,082.75/x
  3. Step 3: Cross multiply
    2,253.48x = 3,379.35 × 1,082.75
  4. Step 4: Simplify right side
    2,253.48x = 3,658,974.32
  5. Step 5: Solve for x
    x = 3,658,974.32/2,253.48
  6. Step 6: Final answer
    x = 1,623.70

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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.