Home / 3,631.08-5,011.08-2,745.36

Finding the Fourth Proportional to 3,631.08, 5,011.08 and 2,745.36

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Solution

The fourth proportional to 3,631.08, 5,011.08 and 2,745.36 is: 3,788.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631.08 : 5,011.08 = 2,745.36 : x
  2. Step 2: Convert to fraction form
    3,631.08/5,011.08 = 2,745.36/x
  3. Step 3: Cross multiply
    3,631.08x = 5,011.08 × 2,745.36
  4. Step 4: Simplify right side
    3,631.08x = 13,757,218.59
  5. Step 5: Solve for x
    x = 13,757,218.59/3,631.08
  6. Step 6: Final answer
    x = 3,788.74

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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.