Home / 3,579.33-4,937.40-2,087.04

Finding the Fourth Proportional to 3,579.33, 4,937.40 and 2,087.04

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Solution

The fourth proportional to 3,579.33, 4,937.40 and 2,087.04 is: 2,878.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579.33 : 4,937.40 = 2,087.04 : x
  2. Step 2: Convert to fraction form
    3,579.33/4,937.40 = 2,087.04/x
  3. Step 3: Cross multiply
    3,579.33x = 4,937.40 × 2,087.04
  4. Step 4: Simplify right side
    3,579.33x = 10,304,551.30
  5. Step 5: Solve for x
    x = 10,304,551.30/3,579.33
  6. Step 6: Final answer
    x = 2,878.91

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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.