Home / 4,273.21-5,894.75-2,947.57

Finding the Fourth Proportional to 4,273.21, 5,894.75 and 2,947.57

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Solution

The fourth proportional to 4,273.21, 5,894.75 and 2,947.57 is: 4,066.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,273.21 : 5,894.75 = 2,947.57 : x
  2. Step 2: Convert to fraction form
    4,273.21/5,894.75 = 2,947.57/x
  3. Step 3: Cross multiply
    4,273.21x = 5,894.75 × 2,947.57
  4. Step 4: Simplify right side
    4,273.21x = 17,375,173.52
  5. Step 5: Solve for x
    x = 17,375,173.52/4,273.21
  6. Step 6: Final answer
    x = 4,066.07

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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.