Home / 5,839.70-8,754.35-2,141.07

Finding the Fourth Proportional to 5,839.70, 8,754.35 and 2,141.07

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Solution

The fourth proportional to 5,839.70, 8,754.35 and 2,141.07 is: 3,209.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,839.70 : 8,754.35 = 2,141.07 : x
  2. Step 2: Convert to fraction form
    5,839.70/8,754.35 = 2,141.07/x
  3. Step 3: Cross multiply
    5,839.70x = 8,754.35 × 2,141.07
  4. Step 4: Simplify right side
    5,839.70x = 18,743,690.90
  5. Step 5: Solve for x
    x = 18,743,690.90/5,839.70
  6. Step 6: Final answer
    x = 3,209.70

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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.