Home / 3,050.73-4,209.30-2,107.35

Finding the Fourth Proportional to 3,050.73, 4,209.30 and 2,107.35

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Solution

The fourth proportional to 3,050.73, 4,209.30 and 2,107.35 is: 2,907.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.73 : 4,209.30 = 2,107.35 : x
  2. Step 2: Convert to fraction form
    3,050.73/4,209.30 = 2,107.35/x
  3. Step 3: Cross multiply
    3,050.73x = 4,209.30 × 2,107.35
  4. Step 4: Simplify right side
    3,050.73x = 8,870,468.36
  5. Step 5: Solve for x
    x = 8,870,468.36/3,050.73
  6. Step 6: Final answer
    x = 2,907.65

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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.