Home / 2,089.03-2,882.88-1,204.78

Finding the Fourth Proportional to 2,089.03, 2,882.88 and 1,204.78

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Solution

The fourth proportional to 2,089.03, 2,882.88 and 1,204.78 is: 1,662.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089.03 : 2,882.88 = 1,204.78 : x
  2. Step 2: Convert to fraction form
    2,089.03/2,882.88 = 1,204.78/x
  3. Step 3: Cross multiply
    2,089.03x = 2,882.88 × 1,204.78
  4. Step 4: Simplify right side
    2,089.03x = 3,473,236.17
  5. Step 5: Solve for x
    x = 3,473,236.17/2,089.03
  6. Step 6: Final answer
    x = 1,662.61

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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.