Home / 2,089.12-2,882.64-2,033.12

Finding the Fourth Proportional to 2,089.12, 2,882.64 and 2,033.12

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Solution

The fourth proportional to 2,089.12, 2,882.64 and 2,033.12 is: 2,805.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089.12 : 2,882.64 = 2,033.12 : x
  2. Step 2: Convert to fraction form
    2,089.12/2,882.64 = 2,033.12/x
  3. Step 3: Cross multiply
    2,089.12x = 2,882.64 × 2,033.12
  4. Step 4: Simplify right side
    2,089.12x = 5,860,753.04
  5. Step 5: Solve for x
    x = 5,860,753.04/2,089.12
  6. Step 6: Final answer
    x = 2,805.37

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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.