Home / 2,555.82-3,525.66-1,716.48

Finding the Fourth Proportional to 2,555.82, 3,525.66 and 1,716.48

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Solution

The fourth proportional to 2,555.82, 3,525.66 and 1,716.48 is: 2,367.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.82 : 3,525.66 = 1,716.48 : x
  2. Step 2: Convert to fraction form
    2,555.82/3,525.66 = 1,716.48/x
  3. Step 3: Cross multiply
    2,555.82x = 3,525.66 × 1,716.48
  4. Step 4: Simplify right side
    2,555.82x = 6,051,724.88
  5. Step 5: Solve for x
    x = 6,051,724.88/2,555.82
  6. Step 6: Final answer
    x = 2,367.82

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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.