Home / 8,521.38-11,759.01-4,744.26

Finding the Fourth Proportional to 8,521.38, 11,759.01 and 4,744.26

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Solution

The fourth proportional to 8,521.38, 11,759.01 and 4,744.26 is: 6,546.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,521.38 : 11,759.01 = 4,744.26 : x
  2. Step 2: Convert to fraction form
    8,521.38/11,759.01 = 4,744.26/x
  3. Step 3: Cross multiply
    8,521.38x = 11,759.01 × 4,744.26
  4. Step 4: Simplify right side
    8,521.38x = 55,787,800.78
  5. Step 5: Solve for x
    x = 55,787,800.78/8,521.38
  6. Step 6: Final answer
    x = 6,546.80

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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.