Home / 2,235.05-3,083.88-1,350.68

Finding the Fourth Proportional to 2,235.05, 3,083.88 and 1,350.68

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Solution

The fourth proportional to 2,235.05, 3,083.88 and 1,350.68 is: 1,863.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235.05 : 3,083.88 = 1,350.68 : x
  2. Step 2: Convert to fraction form
    2,235.05/3,083.88 = 1,350.68/x
  3. Step 3: Cross multiply
    2,235.05x = 3,083.88 × 1,350.68
  4. Step 4: Simplify right side
    2,235.05x = 4,165,319.62
  5. Step 5: Solve for x
    x = 4,165,319.62/2,235.05
  6. Step 6: Final answer
    x = 1,863.64

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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.