Home / 4,139.89-5,711.38-2,546.03

Finding the Fourth Proportional to 4,139.89, 5,711.38 and 2,546.03

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Solution

The fourth proportional to 4,139.89, 5,711.38 and 2,546.03 is: 3,512.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139.89 : 5,711.38 = 2,546.03 : x
  2. Step 2: Convert to fraction form
    4,139.89/5,711.38 = 2,546.03/x
  3. Step 3: Cross multiply
    4,139.89x = 5,711.38 × 2,546.03
  4. Step 4: Simplify right side
    4,139.89x = 14,541,344.82
  5. Step 5: Solve for x
    x = 14,541,344.82/4,139.89
  6. Step 6: Final answer
    x = 3,512.50

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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.