Home / 3,288.58-4,538.34-1,796.56

Finding the Fourth Proportional to 3,288.58, 4,538.34 and 1,796.56

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Solution

The fourth proportional to 3,288.58, 4,538.34 and 1,796.56 is: 2,479.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.58 : 4,538.34 = 1,796.56 : x
  2. Step 2: Convert to fraction form
    3,288.58/4,538.34 = 1,796.56/x
  3. Step 3: Cross multiply
    3,288.58x = 4,538.34 × 1,796.56
  4. Step 4: Simplify right side
    3,288.58x = 8,153,400.11
  5. Step 5: Solve for x
    x = 8,153,400.11/3,288.58
  6. Step 6: Final answer
    x = 2,479.31

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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.