Home / 2,563.92-3,538.44-1,777.68

Finding the Fourth Proportional to 2,563.92, 3,538.44 and 1,777.68

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Solution

The fourth proportional to 2,563.92, 3,538.44 and 1,777.68 is: 2,453.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,563.92 : 3,538.44 = 1,777.68 : x
  2. Step 2: Convert to fraction form
    2,563.92/3,538.44 = 1,777.68/x
  3. Step 3: Cross multiply
    2,563.92x = 3,538.44 × 1,777.68
  4. Step 4: Simplify right side
    2,563.92x = 6,290,214.02
  5. Step 5: Solve for x
    x = 6,290,214.02/2,563.92
  6. Step 6: Final answer
    x = 2,453.36

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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.