Home / 4,170.95-5,756.07-2,282.42

Finding the Fourth Proportional to 4,170.95, 5,756.07 and 2,282.42

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Solution

The fourth proportional to 4,170.95, 5,756.07 and 2,282.42 is: 3,149.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.95 : 5,756.07 = 2,282.42 : x
  2. Step 2: Convert to fraction form
    4,170.95/5,756.07 = 2,282.42/x
  3. Step 3: Cross multiply
    4,170.95x = 5,756.07 × 2,282.42
  4. Step 4: Simplify right side
    4,170.95x = 13,137,792.24
  5. Step 5: Solve for x
    x = 13,137,792.24/4,170.95
  6. Step 6: Final answer
    x = 3,149.83

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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.