Home / 3,538.38-4,882.68-2,045.96

Finding the Fourth Proportional to 3,538.38, 4,882.68 and 2,045.96

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Solution

The fourth proportional to 3,538.38, 4,882.68 and 2,045.96 is: 2,823.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.38 : 4,882.68 = 2,045.96 : x
  2. Step 2: Convert to fraction form
    3,538.38/4,882.68 = 2,045.96/x
  3. Step 3: Cross multiply
    3,538.38x = 4,882.68 × 2,045.96
  4. Step 4: Simplify right side
    3,538.38x = 9,989,761.87
  5. Step 5: Solve for x
    x = 9,989,761.87/3,538.38
  6. Step 6: Final answer
    x = 2,823.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.