Home / 2,137.36-3,205.08-1,041.68

Finding the Fourth Proportional to 2,137.36, 3,205.08 and 1,041.68

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Solution

The fourth proportional to 2,137.36, 3,205.08 and 1,041.68 is: 1,562.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137.36 : 3,205.08 = 1,041.68 : x
  2. Step 2: Convert to fraction form
    2,137.36/3,205.08 = 1,041.68/x
  3. Step 3: Cross multiply
    2,137.36x = 3,205.08 × 1,041.68
  4. Step 4: Simplify right side
    2,137.36x = 3,338,667.73
  5. Step 5: Solve for x
    x = 3,338,667.73/2,137.36
  6. Step 6: Final answer
    x = 1,562.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.