Home / 4,292.09-5,919.59-2,894.57

Finding the Fourth Proportional to 4,292.09, 5,919.59 and 2,894.57

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Solution

The fourth proportional to 4,292.09, 5,919.59 and 2,894.57 is: 3,992.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292.09 : 5,919.59 = 2,894.57 : x
  2. Step 2: Convert to fraction form
    4,292.09/5,919.59 = 2,894.57/x
  3. Step 3: Cross multiply
    4,292.09x = 5,919.59 × 2,894.57
  4. Step 4: Simplify right side
    4,292.09x = 17,134,653.15
  5. Step 5: Solve for x
    x = 17,134,653.15/4,292.09
  6. Step 6: Final answer
    x = 3,992.15

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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.