Home / 2,577.37-3,555.44-1,631.56

Finding the Fourth Proportional to 2,577.37, 3,555.44 and 1,631.56

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Solution

The fourth proportional to 2,577.37, 3,555.44 and 1,631.56 is: 2,250.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,577.37 : 3,555.44 = 1,631.56 : x
  2. Step 2: Convert to fraction form
    2,577.37/3,555.44 = 1,631.56/x
  3. Step 3: Cross multiply
    2,577.37x = 3,555.44 × 1,631.56
  4. Step 4: Simplify right side
    2,577.37x = 5,800,913.69
  5. Step 5: Solve for x
    x = 5,800,913.69/2,577.37
  6. Step 6: Final answer
    x = 2,250.71

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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.