Home / 4,759.28-7,136.12-2,223.58

Finding the Fourth Proportional to 4,759.28, 7,136.12 and 2,223.58

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Solution

The fourth proportional to 4,759.28, 7,136.12 and 2,223.58 is: 3,334.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,759.28 : 7,136.12 = 2,223.58 : x
  2. Step 2: Convert to fraction form
    4,759.28/7,136.12 = 2,223.58/x
  3. Step 3: Cross multiply
    4,759.28x = 7,136.12 × 2,223.58
  4. Step 4: Simplify right side
    4,759.28x = 15,867,721.43
  5. Step 5: Solve for x
    x = 15,867,721.43/4,759.28
  6. Step 6: Final answer
    x = 3,334.06

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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.