Home / 2,555.05-3,523.51-1,546.56

Finding the Fourth Proportional to 2,555.05, 3,523.51 and 1,546.56

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Solution

The fourth proportional to 2,555.05, 3,523.51 and 1,546.56 is: 2,132.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.05 : 3,523.51 = 1,546.56 : x
  2. Step 2: Convert to fraction form
    2,555.05/3,523.51 = 1,546.56/x
  3. Step 3: Cross multiply
    2,555.05x = 3,523.51 × 1,546.56
  4. Step 4: Simplify right side
    2,555.05x = 5,449,319.63
  5. Step 5: Solve for x
    x = 5,449,319.63/2,555.05
  6. Step 6: Final answer
    x = 2,132.76

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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.