Home / 9,125.46-13,690.33-3,860.94

Finding the Fourth Proportional to 9,125.46, 13,690.33 and 3,860.94

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Solution

The fourth proportional to 9,125.46, 13,690.33 and 3,860.94 is: 5,792.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125.46 : 13,690.33 = 3,860.94 : x
  2. Step 2: Convert to fraction form
    9,125.46/13,690.33 = 3,860.94/x
  3. Step 3: Cross multiply
    9,125.46x = 13,690.33 × 3,860.94
  4. Step 4: Simplify right side
    9,125.46x = 52,857,584.40
  5. Step 5: Solve for x
    x = 52,857,584.40/9,125.46
  6. Step 6: Final answer
    x = 5,792.32

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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.